Match the question to the principle to which it belongs.1.does the topic interest you? an early search for sources can you decide if you need to switch topics.2.how much do you know about the topic? familiarity with subject matter gives the speaker more confidence and authority.3.what information is available to you on this topic? the audience responds to the speaker's enthusiasm.4.is the topic appropriate? your assignment and your audience determine your topic.5.can this topic be addressed in the allotted time? the length of your speech should influence topic selection.