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Zorluk: OrtaSingle-Sentence Inferences

Read the following excerpt from an economic history of agricultural markets:

"While nineteenth-century Chicago grain traders frequently cited telegraphic crop reports as the principal driver behind reduced price volatility in regional wheat markets, archival records reveal that standardized grade specifications within futures contracts, rather than instantaneous news dissemination, were what actually enabled merchants to hedge risks effectively across multi-state shipping corridors."

Which of the following inferences regarding nineteenth-century grain trading is most strongly supported by the excerpt?

  1. A
    Telegraphic crop reports had no measurable impact on price fluctuations in any regional agricultural markets during the nineteenth century.
  2. B
    Standardized grade specifications were initially created by telegraph companies to streamline market intelligence reports.
  3. Nineteenth-century grain traders misidentified the primary mechanism that allowed merchants to mitigate risk across multi-state shipping corridors.Cevap
  4. D
    Archival records demonstrate that price volatility in regional wheat markets actually increased following the adoption of futures contracts.
  5. E
    Instantaneous news dissemination was used by grain merchants primarily to establish uniform grading standards across state lines.

Cevap

The statement that nineteenth-century grain traders misidentified the primary mechanism that allowed merchants to mitigate risk across multi-state shipping corridors.
The sentence explicitly contrasts the belief of grain traders (who credited telegraphic reports for market stabilization and risk reduction) with the findings of archival records (which show that standardized grade specifications in futures contracts actually enabled effective risk hedging). Therefore, it can be strictly inferred that the traders misidentified the primary factor responsible for effective risk mitigation.

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1
Analyze the structural pivot and core contrast in the target sentence.
The sentence contrasts what traders believed ('cited telegraphic crop reports as the principal driver') with what archival records show ('standardized grade specifications... were what actually enabled merchants to hedge risks effectively').
Identifying the contrast between belief and reality isolates the strictly supported deduction.
2
Evaluate the logical implication of this contrast.
Since traders believed telegraphic news was the principal driver, but standardized grade specifications were what actually enabled effective risk hedging, traders misidentified the true primary mechanism.
A direct comparison between trader belief and archival facts confirms the discrepancy in attribution.
3
Match the deduction to the correct option while eliminating unsupported choices.
The option asserting that traders misidentified the primary mechanism for mitigating risk is fully supported without external assumptions.
Ensures adherence to strict GMAT Reading Comprehension single-sentence inference rules.

Anahtar Kavram

Single-Sentence Inferences
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