Joe is a former champion weightlifter and professional bodybuilder. He is preparing an informative speech on the abuse of steroids in physical fitness. Through his personal experiences, what quality does Joe add to the presentation of his speech? a. timelinessb. credibilityc. satisfactiond. diversity

b. credibility

Explanation:

Credibility is the quality that someone has when they can be believed in. In this case, Joe has a lot of credibility in the subject of steroid use because as a professional bodybuilder, he is part of an enviroment in which steroid use is rampant.

Listeners will assume that Joe most likely knows first-hand about what he is talking about, and this will add to his credibility.