Select the correct answer. a speaker asks who knows? several times during a presentation. what type of rhetorical device is the speaker using? a. rhetorical question b. ad hominem c. figurative language d. false analogy

Shauna has collected a variety of sources for her research about charlie chaplin’s impact on american cinema. in performing her preliminary evaluation of each source, shauna should-thoroughly review and examine the content.-perform a quick search to determine the author’s reliability.-check whether the author agrees with experts on the subject.-decide whether it will be useful in her final essay.