Opinions are ________ judgments that are usually based on experience or expertise

To be a truly competent communicator, the following element(s) is/are involved

A. you must be motivated. B. you must have appropriate knowledge. C. you must have the skill to act appropriately. D. all of the above.

Which of the following is not an advantage of an omnidirectional microphone?

a. does not have to be held directly in front of the mouth to provide adequate pickup b. does not reflect slight changes in mic-to-source distance c. is not subject to proximity effect d. discriminates against unwanted sound