Which sentence conforms to the style guidelines?

A I bought three items at the store: tissues, detergent, and crackers.

B Packed into the toolbox: a hammer and various screwdrivers.

C He beat three runners in the race, namely: Rob, Samuel, and Keith.

D The flowers were sent by: Tia, Raphael, and Gina.

The answer to your question would be that the sentence that conforms to the style guidelines is the following one: I bought three items at the store: tissues, detergent, and crackers. That is, your answer would be A.

A colon means "that is to say" or "here's what I mean". You should use a colon to introduce a series of items and you should not capitalize the first item after the colon. In the selected sentence, the series of items specifies the three items at the store.

answer is A I bought three items at the store: tissues, detergent, and crackers. took the test