2

Set 2: Words in Context (Advanced)

Explanation

Answer: B

PASSAGE

In the absence of direct observation, scientists must rely on ______ evidence, inferring the presence of black holes from the behavior of surrounding stars.

Which choice completes the text with the most logical and precise word or phrase?

A. empirical
B. circumstantial✓ Correct
C. anecdotal
D. irrefutable

Detailed Explanation

Inferring from surrounding behavior rather than direct seeing is indirect evidence. 'Circumstantial' evidence points indirectly toward a conclusion.

Key Evidence:

• "inferring from ... surrounding"

• "absence of direct observation"

Why others are wrong: A (Empirical includes direct observation.), C (Anecdotal means based on personal accounts.), D (Irrefutable means impossible to deny.).

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