How have the changing demographics in the United States affected intercultural communication?

Among the techniques used for audience analysis are demographics, geodemographics and psychographics

Indicate whether this statement is true or false.

Brittany plans to give a speech about reasons why women under 50 should get

mammograms. Realizing that more than half of her listeners will be men, she must take special care to A. establish credibility. B. share a personal anecdote. C. point out the benefits to the audience. D. clarify the central idea.