The majority of refusals in telephone surveys occur prior to the first substantive question.

Answer the following statement(s) true (T) or false (F)

1. Sensory aids are a type of visual aid.  2. When Meghan presented graphs while talking about statistics on water pollution, she was using dual coding.  3. Dual coding involves using symbols other than words.  4. Using sensory aids can potentially bore the audience because such aids require more mental energy to understand.  5. Multimedia materials combine text, graphics, video, and sound into one package. 

If a blind listener brings a guide dog into the room where a speech will be delivered, what should the speaker do?

A. Ask the listener to station the dog outside the room so it does not frighten or disturb listeners. B. Do nothing unless the listener needs assistance. C. Assist the listener and the dog in finding a place in the rear of the room. D. Greet the listener and speak to the dog in a soft voice to befriend it.