Where in your speech would metaphors be especially useful?

Kirstin's group spent twenty minutes sharing any and every idea they could think of, encouraging even crazy ideas to be shared. The one rule was that they could not critique the ideas, only share them out loud. This describes the process of

a. brainstorming. b. member idea initiation. c. breaking primary tensions. d. breaking secondary tensions.

How can a speaker develop ethos with an audience?

A) ?by dressing appropriately B) ?by exhibiting good character C) ?by projecting warmth D) ?by demonstrating good sense E) ?All of these are good ways to develop ethos.