PSAT Writing and Language Question 678: Answer and Explanation

Question: 678

• A. NO CHANGE
• B. patient's
• C. patients'
• D. those of patients

Correct Answer: C

Explanation:

(C) A possessive is required that expresses the idea of the problems of patients, where patients is plural. Choice (A) isn't possessive. Choice (D) incorrectly uses both "those of" and "problems," which are illogical when combined. Choice (B) incorrectly expresses the problems of one patient. Choice (C) is the best answer.