According to Rosenfeld and Civikly (1976), the optimal temperature for indoor environments is between 64-68 degrees Fahrenheit

Enrique said, "Listen carefully, this is the most convincing reason why life is likely to exist on other planets." He is using which of the following techniques to make his presentation memorable?

a. Simplifying ideas b. Building in redundancy c. Using adult learning principles d. Reinforcing key ideas verbally

Most speakers notice a difference in their voices when they hear themselves on a recording. The voice on the recording seems to have a __________.

A. slower rate B. higher pitch C. higher volume D. faster rate