According to Michael Schudson, the emergence of the penny press was due to:

The idea that public inoculation programs for polio eradicated the disease is an example of reasoning by analogy

Indicate whether the statement is true or false

As she prepares to speak to a group of fellow physical therapists, Dr. Kris recalls how many of her own coworkers believe they are making a difference in their patients' lives. She decides to work this aspect into her speech's conclusion to rally her listeners. This tactic focuses on which type of audience information?

A) ethnicity and race B) group membership C) age D) ethnocentrism