What term describes a situation in which three or more people communicate with one another?

The marketing group needs to put its decision into operation, but first has to prove to others in the company that it is realistic and workable. It should present the solution

a. in a slow and nonthreatening manner. b. in the very best possible light with no downsides. c. in an environment that supports groupthink. d. in a very direct and bold way.

What would be the best choice of a presentation aid for illustrating the hierarchy of the U.S. military?

a. flow chart b. graph c. sketch d. map