Final answer:
c.
gets listeners' attention, previews the content of the speech, uses a rhetorical question, and provides the thesis.
An effective speech introduction should grab the audience's attention, preview the content, establish credibility, and present a clear thesis statement.
Step-by-step explanation:
Components of an Effective Speech Introduction
An effective introduction serves multiple purposes in a speech. Firstly, it grabs listeners' attention, possibly using a hook like an anecdote, shocking statistic, or rhetorical question. Secondly, it previews the content of the speech to orient the audience to the subject and the structure of the presentation. Thirdly, the introduction establishes the speaker's credibility and reasons why the audience should care about the topic. Lastly, it presents the thesis statement, which is a clear and concise declaration of the main argument or claim the speaker will be discussing throughout the speech.
An introduction is not just about being entertaining; it also sets the stage for the message the speaker wants to convey. While humor can be used, it is not a necessary element unless it serves the purpose and context of the speech. It is more critical that the introduction contains elements that are relevant and support the overall objective of the presentation.