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Difficulty: HardInterpreting Contrast and Concession Structural Signals

Despite the prevailing view among evolutionary botanists that the desert shrub's reproductive cycle was strictly synchronous, field observations demonstrated that its flowering was remarkably __________, varying wildly even between adjacent microhabitats.

Which of the following options produce sentences that are logically equivalent in meaning when placed in the blank?

  1. erraticAnswer
  2. fitfulAnswer
  3. C
    uniform
  4. D
    consistent
  5. E
    spontaneous
  6. F
    gradual

Answer

The correct selections are the words meaning irregular or unpredictable ('erratic' and 'fitful'). Together, they correctly complete the sentence to indicate that the shrub's flowering was variable, directly contrasting with the belief that it was strictly synchronous.
The sentence begins with the concession transition 'despite', which signals that the empirical observations contradict the prevailing view of a 'strictly synchronous' cycle. The clue 'varying wildly' further clarifies that the flowering behavior is irregular. The words 'erratic' and 'fitful' both mean characterized by irregular, unpredictable, or intermittent patterns. Inserting either word creates sentences that convey the exact same logical meaning.

Step-by-Step Solution

1
Analyze the structural signals in the stem
Identified 'Despite' as a concession transition signaling a pivot between the initial belief ('strictly synchronous') and the empirical finding.
Concession signals mandate a reversal of valence between the concession clause and the main clause.
2
Determine the required target meaning for the blank
The target word must mean the opposite of 'strictly synchronous' and align with the context clue 'varying wildly'. The target concept is 'irregular' or 'unpredictable'.
The sentence requires an adjective describing irregular flowering behavior across microhabitats.
3
Evaluate option pairs for semantic equivalence
'Erratic' and 'fitful' both mean irregular and variable, creating logically equivalent completed sentences.
Sentence Equivalence requires selecting two choices that independently yield identical core sentence meanings.

Key Concept

Interpreting Contrast and Concession Structural Signals
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Topics

Interpreting Contrast and Concession Structural Signals

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