C is the answer asking rhetorical questions makes the audience think about the subject discussed and involves them too.<span />
The correct Aswer is All of the above. You need to attach the answers.
Well it could be A or C 'cause brainstorming is really good but also is asking your friends about what they would enjoy in a paper. But with that said, I would go with C.
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The correct answer is C. The use of multiple narrators