The fact that there is no direct relationship between words and their meanings means that symbols are ______.

The boomerang effect occurs when

A) listeners are overwhelmed by a compelling argument and feel inadequate to bring about change. B) speakers use evidence which contradicts their own arguments. C) listeners give positive feedback to a speaker about the effectiveness of the persuasive appeal. D) speakers use circular arguments which are not well supported by the evidence. E) listeners give negative feedback to a speaker about the effectiveness of the persuasive appeal.

Which statement about eye contact is NOT correct?

A. Eye contact refers to meaningful attention to the eyes and faces of the audience members. B. There is no such thing as too much eye contact. C. Good eye contact can improve the speaker's perceived source credibility. D. The value of eye contact with audiences and individuals is culturally determined.