A "gatekeeper" controls the ________ of information

Paul Garrett, General Motor's public relations chief during the Great Depression, learned the craft of public relations from the government's Creel Committee in World War I

Indicate whether this statement is true or false.

Which of the following actions can a speaker take to help listeners best overcome their physiological noise?

a. Make sure that a microphone is present. b. Make sure that the presentation is interesting and captivating. c. Make sure to use a range of voice inflections and pacing. d. Make sure to adjust the temperature in the room the night before.