PSAT Reading Question 196: Answer and Explanation

Question: 196

Which reason best explains why the author chose to discuss the function of endorphins in lines 23–26 ("Endorphins... good feelings")?

• A. To reach a wider audience without a background in physiology
• B. To support the claim that laughter affects an individual's mental state
• C. To show that laughter is one of several endorphin-producing activities
• D. To demonstrate why scientists have an interest in studying laughter

Correct Answer: B

Explanation:

B

Difficulty: Hard

Category: Function

Getting to the Answer: Look at the verbs provided in each of the answer choices. Decide whether the author wanted to "reach," "support," "justify," or "show" by discussing the function of endorphins. After asserting that laughter produces endorphins, the author explains their function in order to help the reader understand why a positive mental state may result. Choice (B) is the correct answer.