To insert your own sound or music files in a presentation, you can use files with many of the common ____ extensions, such as .midi, .mp3, .m4a, .mp4, .wav, or .wma.

A(n) ________ control is a text box that displays the result of an expression

A) calculated B) result-oriented C) comparison D) arithmetic

A ____ is a temporary path that opens in the Paths panel and defines the outline of the shape until you save or rename it.

a. place holder b. path file c. work path d. default path