a little anxiety is a good thing

If a speech is 10-20 minutes in length, the speech introducing it should be no more than

a. 30 seconds. b. 1 to 2 minutes. c, 2 to 3 minutes. d. 3 to 4 minutes.

The normal rate of speaking for Americans is

A. between 125 and 190 words per minute. B. between 60 and 100 words per minute. C. between 175 and 225 words per minute. D. between 150 and 200 words per minute.