Silence is generally not appropriate in social situations where relationships are ambiguous because the only way to reduce uncertainty is through communication.

For the purposes of gathering information, sourcery is

a) the practice of obtaining information from various reliable sources. b) the unethical practice of using black magic to locate reliable sources. c) the practice of ignoring sources that seem to disagree. d) the unethical practice of slanting a story based on only one source's view.

Which of the following is NOT a guideline for effective presentation aid use?

A) Know your presentation aid intimately. B) Integrate your presentation aid into the speech seamlessly. C) Avoid talking to your presentation aids. D) Don't rehearse your speech with your presentation aid to risk ruining the spontaneity.