The audience's perception of a speaker's competence, trustworthiness, and dynamism is termed

When listening to a speech, Joe is distracted by the sound of students yelling in the hallway. Which of the following barriers to effective communication does this example refer to?

a. acoustic haze b. interference c. cultural barrier d. semantic noise

The inspirational speaker should always end the presentation

a. with the full name of the keynote speaker. b. by expressing good wishes and good luck. c. with a request for audience questions. d. on a positive note.