Jim is perceived as a competent communicator by coworkers and always says that "The squeaky wheel gets the grease." Jim is demonstrating

Professor Barnett presents her class notes orally, on PowerPoint, using the white board, and sometimes through in-class skits and TV and movie clips. Her variety of ways to express herself is termed

a. encoding. b. outsourcing. c. encrypting. d. interpreting

What topic would be most appropriate for a speech of demonstration?

A. the concept of rhetoric B. how to give mouth-to-mouth resuscitation C. the causes of World War I D. the layers of the skin