Knowledge of Language

In 1931, Harry Beck, a temporary draftsperson for the London Underground, designed a revolutionary transit map. Instead of plotting the routes geographically, Beck spaced the stations evenly, using only vertical, horizontal, and 45-degree diagonal lines. The response and reaction from the public, which was extremely positive and enthusiastic, secured the map's status as a masterpiece of design.

Which of the following alternatives to the underlined portion is the most concise and grammatically correct?

A portion of the passage below is underlined.

In 1903, during a frosty streetcar ride in New York City, Mary Anderson observed the driver repeatedly opening the front window to clear away falling sleet. Inspired by this struggle, she designed a hand-operated wooden blade that could sweep moisture from the glass, [which was a task that was performed by a driver from inside the vehicle].

Which choice best eliminates wordiness while maintaining grammatical correctness?

In 1903, Mary Anderson was granted a patent for her window-cleaning device. Initially, local streetcar companies rejected the invention, this innovative and novel design eventually became standard equipment on all motor vehicles.

Which choice most effectively and grammatically completes the sentence while eliminating redundancy?

Iceland utilizes geothermal energy to heat its homes and generate electricity. Because this energy is harnessed directly from underground volcanic systems, it currently provides a reliable source of power at the present time to the majority of the country's residents.

Which choice most effectively eliminates the redundancy in the underlined portion of the sentence?

A portion of the passage below is underlined.

In 1964, astronomers Arno Penzias and Robert Wilson were troubleshooting a persistent background hiss in their sensitive horn antenna. Initially, they suspected that the interference was caused by nesting pigeons, which had coated the inside of the instrument with debris. After cleaning the antenna and removing the birds, however, they found that the persistent noise continued to remain and still went on without stopping.

Which of the following options most effectively eliminates wordiness while maintaining the meaning and grammatical correctness of the underlined portion?

A portion of the passage below is underlined.

In 1942, actress Hedy Lamarr and composer George Antheil patented a secret communication system. This system was created by them in order to prevent enemy forces from jamming radio-guided torpedoes, it later laid the groundwork for modern Wi-Fi and Bluetooth technologies.

Which choice represents the most concise and grammatically correct phrasing for the underlined segment?

Roman engineers constructed aqueducts with a precise, consistent slope to ensure a steady flow of water over vast distances. By utilizing gravity, these monumental structures successfully transported water from distant springs directly into bustling urban centers, sloshing it into public baths, fountains, and private homes.

Which choice best maintains the established tone of the passage?

A portion of the passage below is underlined.

In 1923, after witnessing a spectacular collision between a car and a carriage, inventor Garrett Morgan patented a new kind of traffic signal. This automated device, which was created for the purpose of directing the movement of vehicles, featured a T-shaped pole with three positions: Go, Stop, and an all-directional stop.

Which of the following choices makes the underlined portion most concise and grammatically correct?

Restoring a damaged oil painting requires immense patience and skill. Currently, at this present time, conservators use specialized solvents, this process removes dirt without dissolving the original pigments.

Which choice is the best replacement for the underlined portion of the sentence?

Originally constructed during the Gilded Age, the grand library serves as a testament to early twentieth-century civic architecture. Its soaring vaulted ceilings and ornate marble columns evoke a sense of scholarly reverence. Consequently, visitors are expected to chill out and be quiet in the main reading room.

Which of the following choices best maintains the tone established in the passage?

Scientists analyzing Antarctic ice cores can reconstruct the Earth's climate history over hundreds of thousands of years. By measuring the concentration of greenhouse gases trapped in tiny air bubbles, researchers gather crucial data about ancient atmospheric conditions. These chemical signatures give us the lowdown on how past climate shifts correlate with global temperature changes.

Which choice best maintains the established tone of the passage?

While standing near an active radar magnetron, self-taught engineer Percy Spencer noticed that a peanut butter candy bar in his pocket had completely melted. Realizing that electromagnetic waves could cook food, he then went ahead and invented the microwave oven, a device designed to heat food rapidly.

Which of the following choices is the most clear and concise way to write the underlined portion of the passage?

To protect themselves from predators, pufferfish can inflate their elastic stomachs with water or air. This unique defense mechanism is a special adaptation that allows them to double in size and appear intimidating to potential threats.

Which choice is the most concise and grammatically correct option for the underlined portion of the sentence?

A portion of the passage below is underlined.

In 1961, a group of programmers at MIT set out to create a demonstration program for a newly acquired computer. They decided to build an interactive game, which would eventually be named *Spacewar!*. Over several months, they spent hours writing code, aiming to design a simulation that was realistic. In order to achieve a high degree of realistic simulation that was very true to life, they programmed accurate gravitational pull and star fields.

Which of the following choices is the best replacement for the underlined portion of the sentence?

During the mid-twentieth century, jazz musicians from different backgrounds would frequently collaborate together with one another. They wanted to create new musical styles.

Which of the following is the best choice for the underlined portion of the sentence?

Although modern digital sensors have largely replaced film in commercial theaters, archivists still work tirelessly to preserve original celluloid reels. Cellulose nitrate, the medium used for early cinema, is highly unstable and prone to rapid decay. To prevent the loss of these historical artifacts, specialists must handle the fragile materials with meticulous care during the digitization process.

Which choice best maintains the tone established in the passage?

A portion of the passage below is underlined.

In 1974, a supermarket in Troy, Ohio, made history by scanning the first commercial barcode on a pack of chewing gum. This milestone was the culmination and final result of decades of research that had been done by inventors who sought a way to automate grocery checkout lanes.

Which of the following options represents the most effective way to write the underlined portion of the sentence?

When scientists captured a living coelacanth off the coast of South Africa in 1938, they were shocked to find a prehistoric fish that had previously been thought to be extinct and no longer living.

Which choice is the most effective and concise option for the underlined portion of the sentence?

In the late nineteenth century, the invention of the safety bicycle revolutionized personal transportation. Unlike the high-wheeler, which was notoriously unstable, this new design featured equal-sized wheels and a chain drive. Consequently, the safety bicycle allowed everyday citizens to travel about with relative ease, handing a sweet ride to folks who couldn't cough up the cash for a horse.

Which of the following options, if substituted for the underlined portion, best maintains the established tone of the passage?

The following passage is adapted from a biography of German naturalist Maria Sibylla Merian.

In 1699, Maria Sibylla Merian embarked on an unprecedented expedition to Suriname to study insect life. At the time, most European scholars believed that insects spontaneously generated from mud. Merian, however, meticulously documented the life cycles of butterflies and moths, producing vivid illustrations that shook the scientific community's understanding of metamorphosis.

Which choice best replaces the underlined word to most precisely and clearly convey that Merian's work fundamentally changed and advanced the scientific understanding of metamorphosis?