Reading Comprehension

Read the passage below. Complete {{blank_1}} by identifying the exact sentence that presents empirical findings that serve to qualify the claim that the left anterior superior temporal gyrus (aSTG) functions as the primary engine for syntactic structure-building.

For decades, paleobotanical consensus maintained that pre-Columbian agricultural innovation in South America was almost exclusively concentrated in the high-altitude Andean centers, positioning the lowland Amazonian basin as a passive recipient of highland domesticates. Early twentieth-century archeologists posited that the tropical rainforest's nutrient-poor oxisols and rapid organic decomposition posed insurmountable ecological barriers to sustained plant cultivation. However, recent phytolith and starch-grain analyses extracted from ancient ceramic residues have overturned this highland-centric paradigm. Researchers have demonstrated that species such as manioc (*Manihot esculenta*) and peach palm (*Bactris gasipaes*) underwent intensive morphological management in the southwestern Amazon as early as 8,000 years ago. Furthermore, multi-proxy paleoecological cores reveal extensive anthropogenic dark earths (*terra preta*), indicating that pre-contact Amazonian societies intentionally engineered soil fertility through biochar deposition. Rather than remaining an agricultural periphery limited by environmental constraints, the Amazon basin is now recognized as a primary, independent hearth of global plant domestication. Consequently, scholars are increasingly forced to revise traditional models of South American cultural complexity to accommodate dynamic human-environment interactions in lowland ecosystems.

Which of the following best states the primary purpose of the passage?

In the late nineteenth century, the histological examination of the central nervous system was dominated by Camillo Golgi’s reticular theory, which posited that nerve cells formed a continuous, syncytial network through which electrical impulses traveled without interruption. Golgi based this model on his proprietary black reaction (reazione nera), a silver chromate staining technique that selectively impregnated individual neurons. Paradoxically, Santiago Ramón y Cajal employed Golgi’s own staining method—with modifications involving double-impregnation—to arrive at a diametrically opposed conclusion: the neuron doctrine. Cajal demonstrated that neurons were discrete, individual entities contiguous rather than continuous with one another, separated by submicroscopic gaps later termed synapses.

Cajal’s success hinged on a crucial methodological insight: examining the developing nervous systems of embryonic and neonatal specimens rather than adult neural tissue. In mature brains, the dense, overlapping forest of fully developed axonal and dendritic arbors obscured individual cellular boundaries even under silver impregnation. By contrast, embryonic tissue presented sparse dendritic branching and unmyelinated axons, enabling Cajal to trace terminal nerve endings to their clear, unattached terminations. While Golgi interpreted the apparent fusion of nerve fibers in dense adult tissue as structural continuity, Cajal maintained that such appearances were optical artifacts resulting from the limitations of light microscopy when resolving closely apposed cellular membranes.

Consider each of the three choices separately and select all that apply.

Based on the passage, it can be inferred that Cajal’s investigation of neural structure differed from Golgi’s in which of the following ways?

In late nineteenth-century archaeological studies of the Indus Valley, scholars initially attributed the remarkable uniformity of baked mud bricks across disparate urban settlements—such as Harappa and Mohenjo-daro���to a highly centralized, autocratic imperial authority enforcing rigid civic codes. This monolithic administrative model posited a top-down bureaucracy capable of dictating architectural specifications across vast geographical distances. However, recent reassessments of Harappan material culture challenge this long-held paradigm. Contemporary excavations reveal significant localized variations in household layouts, craft specialization, and ceramic decoration, suggesting a decentralized network of autonomous regional centers rather than a unified empire. Rather than deriving from imperial decrees, the standardized 1:2:4 brick proportion likely developed through widespread trade interdependency and shared guild conventions among itinerant artisans. This shift in perspective implies that structural uniformity in urban infrastructure does not inherently presuppose centralized political hegemony. Moreover, the persistence of these standard dimensions over several centuries indicates that practical utility and commercial compatibility can sustain technological norms far more resiliently than coercive state apparatuses, which frequently collapse under administrative strain.

Based on the passage, which of the following statements regarding Harappan architectural standardization can be inferred? Select all that apply.

In paleoceanography, tracking ancient oceanic nitrogen cycling relies heavily on the isotopic ratio of nitrogen ($^{15}\text{N}/^{14}\text{N}$) preserved in organic matter within deep-sea sediment cores. Early models posited that fluctuations in bulk sediment $\delta^{15}\text{N}$ directly reflected global shifts in water-column denitrification rates, assuming a spatially uniform isotopic baseline across oceanic basins. However, recent fine-scale microfossil analyses have challenged this straightforward interpretation by revealing that localized ecological processes—specifically, differential nutrient utilization by distinct phytoplankton species—can alter the sedimentary $\delta^{15}\text{N}$ signal independently of basin-wide denitrification dynamics. To resolve this ambiguity, some researchers advocate analyzing compound-specific amino acids rather than bulk organic matter, arguing that individual amino acid signatures can isolate trophic-level effects from baseline nutrient dynamics. Critics of this micro-analytical refinement contend that the chemical degradation of amino acids during diagenesis introduces unpredictable fractionation artifacts, thereby obscuring the very signals the method seeks to clarify. Nevertheless, proponents maintain that when combined with rigorous taphonomical controls, compound-specific isotopic analysis offers a far more granular and reliable reconstruction of ancient marine nitrogen budgets than bulk sediment analysis can provide.

Which of the following best describes the function of the sentence starting with "Critics of this micro-analytical refinement..." in the context of the passage as a whole?

In her 1905 monograph on germ cell development in Coleoptera, cytologist Nettie Stevens examined spermatogenesis in the mealworm beetle Tenebrio molitor, challenging the prevailing view held by Edmund Beecher Wilson that chromosomal size variations were incidental cellular anomalies. Stevens documented that somatic cells in female beetles consistently contained twenty large chromosomes, whereas male somatic cells possessed nineteen large chromosomes paired with a single markedly smaller element. She demonstrated that during meiotic division in males, this smaller chromosome paired directly with a large counterpart before segregating into distinct spermatozoa, resulting in two equal classes of male gametes: one carrying twenty large chromosomes and the other carrying nineteen large chromosomes plus the small element. Because fertilizations involving the latter produced exclusively male offspring, Stevens concluded that the small chromosome played a deterministic role in sex specification. Although Wilson independently published similar findings regarding Hemiptera shortly thereafter, his initial communications attributed sex determination primarily to environmental and metabolic factors within the egg cytoplasm, acknowledging the chromosomal dimorphism only after reviewing Stevens's unequivocal cytological evidence.

According to the passage, which of the following statements regarding Stevens's findings or Wilson's research is explicitly supported? Consider each of the three choices separately and select all that apply.

In mid-eighteenth-century Amsterdam, the proliferation of bottomry contracts—loans secured against a ship’s hull and cargo, repayable only upon successful voyage completion—represented a significant evolution in maritime risk mitigation. Traditional marine insurance schemes of the period required substantial upfront liquidity from underwriters and often degenerated into litigious disputes over proof of loss following shipwrecks. In contrast, bottomry agreements shifted the immediate capital burden to speculative creditors who charged exorbitant interest rates, termed 'usury of the sea,' to compensate for the absolute loss of principal in the event of casualty. While conventional economic histories have depicted bottomry primarily as an unrefined precursor to modern equity financing, recent analysis of Dutch admiralty court dockets suggests that merchant houses utilized these contracts strategically to navigate legal restrictions on foreign currency exchange. Because bottomry loans could be denominated in local currencies at the port of origin and settled in specie at destination ports, merchants effectively bypassed state-imposed bullion export controls. Consequently, the reliance on bottomry was driven less by a lack of access to standard insurance markets than by the imperative to facilitate transborder capital transfers amidst mercantilist monetary regulations.

Based on the passage, which of the following can be inferred regarding bottomry contracts in mid-eighteenth-century Amsterdam?

Consider each of the choices separately and select all that apply.

Prior to 1960, Maya epigraphy was dominated by the view of J. Eric S. Thompson, who maintained that Maya inscriptions were non-historical, dealing exclusively with astronomical cycles, calendrics, and esoteric religious lore. Thompson posited that Maya elites were peaceful priest-astronomers unconcerned with dynastic history or political conflict. However, in 1960, Tatiana Proskouriakoff published a seminal analysis of the stelae at Piedras Negras. Observing that sets of monuments were arranged in distinct chronological groups corresponding to human lifespans, she identified recurring glyphic patterns associated with specific dates: an "inauguration" glyph representing a ruler's ascension to power and a "birth" glyph marking an nativity event. Proskouriakoff inferred that the stelae recorded the actual biographical and political history of earthly rulers rather than abstract temporal calculations. Although Thompson's paradigm did not collapse immediately, Proskouriakoff's structural analysis of date distributions forced epigraphers to re-examine Maya texts as historical records, ultimately demonstrating that ancient Maya society engaged in dynastic warfare, territorial alliances, and political self-aggrandizement.

Based on the passage, which of the following can be inferred regarding J. Eric S. Thompson's perspective on Maya inscriptions prior to 1960?

Read the passage below:

For over half a century, classical scholarship on Homeric epic was dominated by the Parry-Lord hypothesis of oral formulaic composition, which posited that oral bards rely on an inflexible repertoire of traditional metrical phrases to improvise long narratives in real time. According to this framework, the presence of repetitive epithets is not an aesthetic choice but an absolute cognitive necessity dictated by the constraints of unscripted performance. However, recent cognitive ethnographers examining living bardic traditions in Central Asia have nuanced this traditional paradigm. By utilizing high-resolution audio recording and linguistic tracking, these researchers demonstrated that while formulaic phrases indeed mitigate cognitive load during performance, master bards frequently modify metrical fillers to introduce novel thematic subtext or subtle socio-political critiques. Far from being passive managers of inherited phraseology, skilled oral poets dynamically manipulate traditional formulas to assert individual agency. Thus, while the classical Parry-Lord model correctly identified the structural mechanics of oral performance, its emphasis on formulaic determinism underestimated the poet's capacity for creative improvisation within traditional boundaries.

In the context of the passage, the sentence beginning "By utilizing high-resolution audio recording..." serves primarily to

For much of the twentieth century, Byzantine scholarship interpreted the eighth-century Iconoclastic Controversy primarily through a theological lens, viewing the imperial ban on religious images as an ideological struggle over Christological doctrine. However, recent revisionist historiography has challenged this doctrinal reductionism, arguing instead that Iconoclasm was fundamentally a socio-political strategy enacted by the Isaurian emperors to centralize imperial authority amidst severe external crises. Proponents of this revised framework emphasize that by curbing the economic independence and social prestige of monastic institutions—the primary producers and venerators of icons—the imperial court effectively redirected revenue and popular allegiance back toward the state military apparatus. Yet this political interpretation risks overcorrecting by dismissing contemporary religious sentiment as mere rhetoric. A more nuanced synthesis suggests that theology and statecraft were inseparable in the Byzantine worldview: imperial decrees presented political centralization not as a secular alternative to religious devotion, but as the essential means of securing divine favor for a beleaguered empire.

Which of the following statements accurately express a main idea or primary purpose of the passage? Select all that apply.

Read the passage below. Complete {{blank_1}} by inserting the sentence that functions to explicitly concede the technical utility of an innovation while asserting that its primary driver was diplomatic rather than pragmatic.

In his 1952 monograph on Mycenaean epigraphy, linguist Michael Ventris demonstrated that the Linear B script found at Knossos and Pylos encoded an archaic dialect of Greek rather than an unclassified Aegean language. Contrary to the prevailing consensus established by Arthur Evans—who argued that Linear B was strictly non-Greek and represented an autochthonous Minoan tongue—Ventris analyzed sign frequencies and inflectional grids, revealing that word endings changed in patterns consistent with early Greek noun declensions. Crucially, Ventris noted that while Linear B shared approximately seventy characters with the earlier, undeciphered Linear A script, Linear B tablets contained specific ideograms for agricultural commodities and tripod cauldrons that were absent in Linear A administrative records. Furthermore, Ventris established that Linear B scribal conventions systematically omitted word-final consonants, such as '-s' and '-n', causing monosyllabic Greek words to appear truncated in phonetic transcription.

According to the passage, which of the following is explicitly stated as a feature distinguishing Linear B administrative tablets from Linear A records?

Recent marine sediment core analyses have revealed that the rapid diversification of benthic foraminifera during the early Eocene epoch coincided precisely with a marked increase in oceanic carbon sequestration. Palaeoceanographers have traditionally argued that this diversification was driven by elevated global sea-surface temperatures, which enhanced metabolic rates and speciation. However, the new sediment data indicate that the temperature surge preceded the foraminiferal radiation by nearly two hundred thousand years, whereas the increase in carbon sequestration occurred in tandem with the diversification event. Because increased carbon sequestration typically reflects heightened primary productivity in surface waters—which subsequently enriches the organic flux reaching the benthic seafloor—the researchers contend that enhanced nutrient availability, rather than direct thermal stimulation, was the primary catalyst for the benthic foraminiferal adaptive radiation.

Consider each of the choices separately and select all that apply.

Which of the following, if true, would most seriously weaken the researchers' argument regarding the catalyst for benthic foraminiferal diversification?

For decades, classical historians attributed the late Bronze Age collapse in the Eastern Mediterranean almost exclusively to human agency—specifically, violent invasions by enigmatic seafaring confederations. However, recent high-resolution paleoclimate proxy data, notably tree-ring isotope records and speleothem cave deposits, have prompted a significant re-evaluation of this monocausal narrative. While early environmental determinists countered the invasion thesis by positing catastrophic mega-droughts as the sole catalyst, contemporary scholars advocate for a more nuanced paradigm: socio-environmental vulnerability. This framework posits that protracted climatic aridification did not operate in isolation; rather, it destabilized tightly integrated, highly centralized palatial economies that were inherently brittle due to rigid agricultural redistribution systems. Consequently, even moderate ecological stress triggered systemic cascade failures, causing trade network disruptions, elite delegitimization, and internal insurrections. Thus, far from portraying ancient societies as passive victims of weather or helpless casualties of foreign plunderers, recent scholarship seeks to synthesize ecological data with institutional analysis to demonstrate how environmental stress interacts with preexisting structural weaknesses.

Which of the following best states the primary purpose of the passage?

Read the passage below:

In nineteenth-century historical linguistics, the formulation of Grimm’s Law established that consonant shifts in Germanic languages followed systematic patterns rather than arbitrary transformations. However, early comparative philologists often treated apparent exceptions to these sound shifts as erratic anomalies resulting from dialectal contamination. It was not until the emergence of the Neogrammarian school in the 1870s that scholars asserted the absolute exceptionlessness of sound laws, proposing that all sound changes operate with mechanical regularity unless conditioned by specific phonetic environments or interrupted by analogical leveling. Critics initially dismissed the Neogrammarian hypothesis as an overreaching dogma that reduced the organic evolution of language to rigid mechanistic determinism. Yet, subsequent investigations into Verner’s Law demonstrated that previously unexplained voiceless-to-voiced fricative shifts were not random anomalies at all, but rather precise consequences of accentual patterns in Proto-Indo-European. Consequently, far from undermining the regularist paradigm, Verner’s work validated the Neogrammarian claim that sound shifts are governed by unyielding structural constraints.

Which of the following best describes the rhetorical function of the sentence beginning with "Yet, subsequent investigations into Verner’s Law..."?

In 1915, chemist Alice Ball developed a water-soluble, injectable form of chaulmoogra oil, which had long been used as a topical remedy for Hansen’s disease but whose viscous nature prevented effective internal administration. Previous attempts to ingest the raw oil caused severe nausea, while direct subcutaneous injections resulted in painful abscesses due to its insolubility in physiological fluids. Ball solved this therapeutic bottleneck by isolating the active chaulmoogric and hydnocarpic fatty acids from the crude oil and chemically converting them into their corresponding ethyl esters. This structural modification rendered the compound miscible in bloodstream plasma without compromising its therapeutic potency. Ball’s premature death in 1916 initially obscured her contribution when Arthur Dean, president of the college where she worked, published the method under his own name without attribution. It was not until 1922, when Ball’s former supervisor Harry Hollmann documented the historical sequence in print, that Ball’s primacy in developing the esterification process was formally restored in scientific literature.

Consider each of the three choices separately and select all that apply.

According to the passage, which of the following statements regarding Alice Ball's work on chaulmoogra oil is explicitly supported?

In 1873, physicist Gabriel Lippmann developed the capillary electrometer, a device designed to measure minute electric potentials by observing variations in the surface tension of mercury contact interfaces within a fine glass capillary tube. Lippmann observed that applying a small voltage across a dilute sulfuric acid-mercury boundary altered the interfacial tension, causing the mercury meniscus to shift along the calibrated tube. Crucially, unlike the moving-coil galvanometers of the era—which relied on electromagnetic deflection and were notoriously susceptible to external magnetic field interference��Lippmann’s electrometer operated purely electrocapillarily, rendering its voltage measurements entirely impervious to stray magnetic disruptions. However, because the surface tension response was contingent upon maintaining an uncontaminated liquid-liquid interface, even trace organic impurities in the electrolyte solution severely dampened meniscus mobility, necessitating rigorous chemical purification of the sulfuric acid prior to measurement. Furthermore, while the device exhibited exceptional sensitivity to potential differences as small as a fraction of a millivolt, its rapid dynamic response degraded under sustained direct-current application, as prolonged charge transfer initiated localized electrolytic polarization that diminished measurement fidelity over extended durations.

Based on the passage, which of the following statements regarding Lippmann’s capillary electrometer is explicitly supported by the text? Consider each of the choices separately and select all that apply.

Read the passage below:

While classical ecological models assumed that island ecosystems reach an equilibrium state primarily governed by a balance between immigration and extinction rates, recent studies of subterranean lava tube fauna present a compelling challenge to this paradigm. Proponents of the classical model argued that species richness on isolated landmasses remains relatively static over evolutionary timescales once carrying capacity is attained. However, subterranean habitats often display continuous, non-equilibrium lineage diversification driven by micro-refugia within volcanic strata. By examining adaptive radiation in these underground networks, subterranean biologists have demonstrated that internal micro-environmental heterogeneity can sustain speciation independent of ongoing surface immigration. Consequently, rather than viewing these subterranean communities merely as passive sinks for surface waifs, contemporary researchers increasingly regard them as dynamic evolutionary nurseries that generate novel biodiversity.

Which of the following statements correctly describe the rhetorical functions of specific elements within the passage? Select all that apply.

For decades, codicologists maintained that the widespread erasure of classical texts in ninth-century monastic scriptoria was driven primarily by an acute shortage of fresh parchment during economic downturns. However, recent multispectral imaging of Carolingian palimpsests reveals that scribes frequently erased high-grade parchment to overwrite texts of comparable religious genre rather than utilitarian record-keeping. Moreover, physical chemical analysis demonstrates that the underlying parchment substrate in these recycled manuscripts exhibited negligible physical decay prior to treatment. Consequently, scholars now suggest that palimpsest production was not an unavoidable response to material scarcity, but rather a deliberate ideological practice aimed at suppressing specific theological variants. Yet, this revised hypothesis rests on an unexamined assumption: it presupposes that scribes possessed equal access to all existing texts within a monastery's holdings, ignoring the likelihood that institutional access protocols restricted which manuscripts could be designated for erasure.

Which sentence in the passage introduces a potential flaw or limitation in the scholars' revised hypothesis regarding palimpsest production?

In his first-century BCE treatise De architectura, Vitruvius described the placement of bronze acoustic vases (echea) in ancient Greek theaters, asserting that these resonant vessels were tuned to specific musical intervals to amplify actors' voices. For centuries, classical scholars accepted this description at face value. However, mid-twentieth-century architectural historians began expressing skepticism, noting the complete absence of intact bronze echea in the archaeological record of surviving Hellenistic theaters. They argued that Vitruvius had merely compiled theoretical Greek acoustic treatises—most notably those of Aristoxenus—without empirical verification of actual construction practices. Recent acoustic analyses of the theater at Epidaurus suggest an alternative explanation: the extraordinary clarity of sound was achieved not through artificial amplification devices, but through the filtering properties of the limestone seating tiers, which selectively dampened low-frequency background noise while reflecting high-frequency vocal signals. While this finding demonstrates that Greek architects achieved acoustic optimization through geometry and materials rather than bronze resonators, it does not entirely disprove the historical existence of echea. It does, however, suggest that if such vessels were used, their function was likely symbolic or localized rather than essential to whole-venue amplification.

Based on the passage, which of the following can be inferred regarding Vitruvius’s account of ancient Greek theater acoustics? Consider each of the three choices separately and select all that apply.