Which best explains what multimedia presentations use a. an engaging video or audio file b. more than one form of communication c. a single speaker making an argument d. clearly printed graphics

B. more than one form of communication

Explanation:

Multimedia is a term that comes from the English language and refers to what uses more than one form of communication. A multimedia presentation, therefore, may include photographs, videos, sounds, and text.

This concept is applied to objects and systems that use multiple physical and  digital media to communicate their content. The term is also used in reference to the means per se that allow storing and diffusing content with these characteristics.

might need to ask questions people no or have read somthing about.

this is the sentence that best shows that fast food restaurants are designed for using unskilled labor.