1. What is credibility? What two factors exert the most influence on an audience's perception of a speaker's credibility? For my credibility is the perception of the audience. The two factors that influence the credibility of the speaker are character and competence. 3. What are the three ways you can enhance your credibility during your speeches? The body language enhances, know the level of information of your audience and answering all the questions they have. 4. What is the evidence? Why do persuasive speakers need to use evidence? We people are incredulous, we have to demonstrate the necessary evidence to the audience in order that they believe you. Do your research and enhance your credibility