__________ is a form of supporting material consisting of experts' opinions or witnesses' accounts

While planning an event commemorating 9/11 victims, Xavier suggested a humorous topic for the

speech. This is NOT a good idea because it is not A) appropriate for oral delivery. B) appropriate in scope. C) appropriate to the rhetorical situation. D) important to the speaker. E) of interest to the audience.

When people sit down to dinner together, they tend to be civil and polite--and if they sit down to dinner repeatedly (e.g., as a family, as part of a book club), they may be more tolerant of behavior or ideas from other group members that they might find unacceptable from people outside the group. However, if people get into a discussion on social media, disagreements between them can quickly become far more angry and hostile than they would around the dinner table. Explain this behavioral difference by relating it to the concepts of community and social identity.

What will be an ideal response?