Describe four factors in relating an informative presentation to an audience.

On average, we spend approximately __________ of our communicationtime listening

a. 5 to 10 percent b. 10 to 20 percent c. 20 to 35 percent d. 40 to 70 percent e. 60 to 80 percent

Which of the following indexes does NOT catalog scholarly journals and special

interest publications. (a) General Science Index (b) Humanities Index (c) Reader's Guide to Periodical Literature (d) Social Science Index