"Ask not what your country can do for you; ask what you can do for your country" is an example of

Brent was presenting a speech on childhood diabetes, a disease that he hassuffered from for years. He decided not to mention this fact to his audience. Was this a good choice?

a. No;a speaker's personal experience makes him more credible to his audience. b. Yes;a speaker needs only facts and figures to build his credibility to the audience. c. Yes;a speaker should not mention personal experiences, as it sounds like bragging. d. Yes; aspeaker should not mention personal experiences, as it sounds like self-pitying.

In the Toulmin Model of Argument, backing refers to exceptions to an argument that may invalidate the claim

True False