China, in particular, has experienced explosive growth in public relations

Smiles, applause, and head nods from the audience inform the speaker the message is being well received, and are examples of

A) contexts. B) feedback. C) receivers. D) noise.

Which of the following question pairs uses a close-ended question followed by an open-ended question?

A. "How much money did the company lose?" and "How did the loss happen?" B. "What time did the tornado hit?" and "How many people were killed?" C. "Why did you yell at the umpire?" and "Have you ever been thrown out of a game before?" D. "Have you been arrested before?" and "Where did this happen?"