To give the audience more information or teach them about something ENTERTAIN. Keeps the audience's attention usually in an enjoyable way INFORM. Gets the audience to believe something or do what they are saying PERSUADE.
What is the purpose of this presentation to persuade?
In a persuasive speech, the goal is to change the attitudes, beliefs, values, or judgments of your audience.
If we look back at the idea of motive, in this speech the prosecuting attorney would try to convince the jury members that the defendant is guilty beyond reasonable doubt.
When an author's purpose is to inform, they usually wish to enlighten their readership about a real-world topic. Often, they will do this by providing lots of facts.
Learn more about purpose here:
https://brainly.com/question/16049281
#SPJ4