1. Persuading an audience by mentioning one's expertise on a topic would be an example of which appeal? Ethos, or the credibility in an argument Logos, or the logic in an argument Pathos, or the emotional connection in an argument

The question is asking about the type of appeal used when someone mentions their expertise on a topic to persuade an audience. In rhetoric, there are three primary types of appeals: ethos, logos, and pathos. Ethos is an appeal to credibility or character. It is a means of convincing someone of the character or credibility of the persuader. Logos is an appeal to logic, and is a way of persuading an audience by reason. Pathos is an appeal to emotion, and is a way of convincing an audience of an argument by creating an emotional response. In this case, mentioning one's expertise on a topic is an appeal to credibility, which is ethos. Therefore, the correct answer is A: Ethos, or the credibility in an argument.