SAT Reading and Writing · Rhetorical Synthesis Practice Question

While researching a topic, a student has taken the following notes: <ul> <li>The Krebs cycle, also called the citric acid cycle, occurs in the mitochondria of cells.</li> <li>It is a key step in cellular respiration.</li> <li>The cycle breaks down acetyl-CoA into carbon dioxide.</li> <li>It produces ATP, NADH, and FADH2 as energy carriers.</li> <li>It was first described by Hans Krebs in 1937.</li> </ul> The student wants to summarize the function of the Krebs cycle for an audience unfamiliar with the topic. Which choice most effectively uses relevant information from the notes to accomplish this goal?

Which choice most effectively makes the student's point?

A
$The Krebs cycle was first described by Hans Krebs in 1937.$
B
$It produces ATP, NADH, and FADH2.$
C
$The Krebs cycle is also called the citric acid cycle.$
D
$The Krebs cycle, a key step in cellular respiration, breaks down acetyl-CoA in the mitochondria to produce ATP and other energy carriers.$
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Explanation

A summary of function for the unfamiliar must explain what the cycle does and where it fits. Choice B identifies the role in respiration, location, input, and output. The others give isolated facts.

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