Bethany Is Worried About Delivering Her Informative Speech Because When

Multiple Choice

Bethany is worried about delivering her informative speech because when she gets nervous, she tends to talk too fast and her pitch rises. To be sure she does a good job on delivery day, she's been practicing her speech out loud to gain more control of her ______ code.

A) proxemics
B) haptics
C) vocalics
D) olfactics