400
Which of the following statements is true?
A) You can insert either a movie or a sound in a presentation, not both.
B) When you insert a sound in a slide, the sound will be automatically added to all other slides in the presentation.
C) When you insert a movie in a slide, you can make the movie start automatically when the slide is displayed in a slide show.
D) To insert a movie in a slide, you must first erase all the slide's contents.
C) When you insert a movie in a slide, you can make the movie start automatically when the slide is displayed in a slide show.