Linear models portray communication as flowing in only one direction.

Dan is preparing a presentation to his company's five vice presidents in which he will show how much of his total budget is devoted to different functions in his department. What type of presentation aids would best meet Dan's needs?

a. photograph b. pie chart c. text chart d. map e. drawing

Audience-centered speakers are those who focus on

A. performing rather than communicating. B. making ideas understandable to others. C. their own needs. D. the impression they are making.