PSAT Writing and Language Question 633: Answer and Explanation

Question: 633

Which choice is most consistent with the structure of the previous part of the sentence?

• A. NO CHANGE
• B. outer planets have moons that are undiscovered.
• C. where we find the unprecedented discovery of the outer planet moons.
• D. that outer planets have many undiscovered moons.

Correct Answer: D

Explanation:

(D) Each of the previous phrases in the sentence start with "that." Choice (D) is the only answer that continues this parallel structure.