Daily Drill: SAT® Comma Question

Also Great Practice for ACT® English

Today’s Daily Drill is a mock SAT® Comma question. It follows the digital SAT® format¹ but is also great preparation for ACT® English.

For effective time management on test day, you should aim to answer this question correctly in a maximum of 30 seconds.

To gain access to all Daily Drill answer explanations and strategy briefs, become a premium subscriber.

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Free SAT® Practice Question (mock)

A ten-year study of coral reef populations along thirty-two Florida coastline sites documented changes in fish diversity over time. ______ discovered that when seaweed growth near a reef increased dramatically, the number of different fish species inhabiting the reef declined.

Which choice completes the text so that it conforms to the conventions of Standard English?

A) Marine Biologist Marcus Flynn:

B) Marine Biologist, Marcus Flynn,

C) Marine Biologist Marcus Flynn

D) Marine Biologist Marcus Flynn,

(Strategy Brief and Answer Explanations Below)

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Answer Explanations and Strategy Brief