21. At this point, the writer is considering adding the following clause to the end of the preceding sentence (replacing the period after the word agents with a comma):

preparing them to do what she was doing.

Should the writer make this addition here?

Answer and Explanation

Your Answer is

Correct Answer is D

Explanation

The added sentence "prepare them to do what she is doing" is identical to the previous sentence "train sales agents" and the reason for item D is explained correctly.