36. T F Your textbook recommends using visual aids to make statistics easier for listeners to comprehend. 37. T F Using strong, credible testimony is the best way to add human interest to a speech. 38. T F Acceptable testimony can include either statements from recognized experts or from ordinary people with special expertise on the topic. 39. T F Peer testimony is made up of opinions from ordinary people with firsthand experience or insight on a topic. 40. T F According to your textbook, it is seldom acceptable to use peer testimony in a speech. Â