Answer & Explanation:
Rhetorical techniques are important when trying to convince someone to do something. In Kennedy's Rice Stadium Moon Speech, he is trying to convince the students at the university and the larger audience to support a space program. When trying to convince these people that a space program was worthwhile, it was helpful for Kennedy to use rhetorical techniques.
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It should be D because it showing kind of negative message
D. It just basic manners.
