Using both an internal preview and an internal summary is probably too redundant for most

Trading favors, appearing successful at tasks, associating with the "right" people, and making concessions to obtain others' compliance are some political strategies you should use only after asking yourself,

a. "What is my motivation or intent in making this decision?" b. "Will I get promoted by doing this?" c. "Can I get my way by doing this?" d. "Is everyone doing it?"

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.