Radio stations program music to capture the broadest general audience

Which of the following is appropriate when using humor in a public speech?

A. gently making fun of common human quirks B. characterizing groups with negative stereotypes C. using obscenity or off-color language D. All of these answers are correct. E. Both gently making fun of common human quirks and using obscenity or off-color language

Which element of the conclusion reminds listeners of the response the speaker wants from them?

A. summarizing the end B. gaining the audience's favor C. signaling the end D. making a final appeal