Credibility is just another word for positive ethos

Why is it necessary to have a strong close to a message?

A. A strong close is not necessary in a message. B. It is a speaker's opportunity to keep talking in order to reach a time requirement. C. It provides closure and fulfillment for the audience. D. The speaker needs this chance to say whatever he or she may have forgotten to say during the speech.

Which of the following is true of vocalized pauses?

a. People with a good timbre use a lot of vocalized pauses. b. Vocalized pauses help a listener in understanding a speech better. c. The higher the vocalized pauses, higher the intonation. d. Too many vocalized pauses can distract listeners.