This ratio is a measure of how many people out of the entire audience leave the station during a given period

The SEC interprets regulation of insider trading to cover which of the following "gray areas"?

a. tips received from associates b. tips overhead in someone else's conversation c. tips learned by having pre-publication access to news stories d. all of the above

Mental imaging in which a speaker vividly pictures himself or herself giving a successful presentation is called ________.

Fill in the blank(s) with the appropriate word(s).