When in doubt about whether information is commonly known, a speaker should

What does research over three decades reveal about date rape?

A. that drugs and alcohol are involved in most date rapes B. that the people most likely to be date raped are highly promiscuous C. that each person is responsible for not becoming a victim D. that the risk of date rape increases during the last year of college

Which of the following is a guideline for giving feedback on a speech?

A) Be specific. B) Be general. C) Be complimentary. D) Be blunt.