Which of the follwoing is NOT a good policy in using humor in your speech?

A.Announce that you are going to tell a joke by saying "Let me tell you a funny story."

B.Find humor from your personal experience.

C.Tie you humor to your presentation.

D. Use humor that doesn't use the audience as the target of the joke.

正确答案：Announce that you are going to tell a joke by saying "Let me tell you a funny story."