Which of the Following Statements About Audience Interaction Is True

Which of the following statements about audience interaction is true?

A) It should always be saved for the question-and-answer session at the end of the presentation.
B) It is unnecessary to plan audience interaction because it will happen naturally.
C) You should always include some form of audience participation in your presentation.
D) Audience participation during webinars should be limited to listeners tweeting questions and responses.
E) If you are giving a training presentation, you may give listeners a moment to practice something on their own.