1. Supporting material which relies on the judgments of someone, other than the speaker, who has relevant experience and expertise is called:
factual testimony.
opinion testimony.
personal experience.
direct observation.
case study.
2. Common knowledge is useful as supporting material not because it is true, but because most people presume that it is true.
True
False
3. Style is achieved primarily through language.
True
False
4. In a rhetorical proof, reasoning links the supporting material to the claim.
True
False