In information-processing theory, researchers work to understand how people:

Regulating nonverbal behavior tells us when to start and stop talking, whose turn it is to speak, and how to encourage others to talk more

Indicate whether the statement is true or false

Regina's demonstration speech topic was "Three Ways to Improved Photography

" In this speech, Regina showed a 35 mm camera, used a chart with an enlarged diagram of the main components of the camera, and then passed around some4 x 6 photographs—some good and some with errors—to the audience. Which of the following statements best summarizes Regina's use of presentation aids in this speech? a. Regina selected and handled all of her presentation aids expertly in this speech. b. Regina should not have brought the camera; the diagram was sufficient. c. Regina used too many presentation aids in her speech. d. Regina should have enlarged the photographs so the audience could clearly see them.