the audience doesn’t know much at all about this issue

Ryan is anxious about his first company speech. Which of the following will help him overcome this anxiety?
Group of answer choicesAsking a coworker to listen to a run-through of his speech.
Buying a new sports coat to look professional.
Knowing that the audience doesn’t know much at all about this issue.
Asking to be scheduled last, when most are thinking more about going home.