What are the qualities of good style in a rhetorical act's language?

Which of the following is recommended for a speaker to build credibility with his or her audience?

a. Use language that will impress your audience even if they don't understand it. b. Reveal some of the sources you used to get your information. c. Begin your speech with a personal greeting. d. Make self-deprecating jokes to show you're humble.

Damien compliments Carly's outfit. By trying to boost Carly's image, Damien is engaging in

A) self-enhancement. B) self-promotion. C) other-enhancement. D) issues management. E) other-promotion.