Reading comp PrepTest 128 · Section 4 · Question 18

Passage

In the early 1900s, most astronomers mistakenly believed that 66 percent of the sun's substance was iron. As a graduate Remaining source text redacted.

Question prompt

Which one of the Remaining source text redacted.

Answer choices

  1. A
    Its use during the Remaining source text redacted.
  2. B
    It yielded data about Remaining source text redacted.
  3. C
    It played a crucial, Remaining source text redacted.
  4. D
    It was regarded by Remaining source text redacted.
  5. E
    It was a technique Remaining source text redacted.

Question analytics

Based on historical answer selection rates for this question.

Answer choice distribution

  1. A -100%
  2. B 50%
  3. C -100%
  4. D -100%
  5. E Credited 50%

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