Answer :
They enable you to target a more specific audience. The correct option is (c).
What is presentational aids:
To strengthen the message delivered to the audience, a speaker may use presentation aids in addition to speech words and delivery. Speakers most frequently employ visual display aid, such as pictures, charts, graphs, maps, and the like. By highlighting and clarifying a speaker's points, presentation aids assist the audience in better understanding them.
Presentation tools can both draw attention to the speech's most crucial points and make difficult concepts or procedures simpler for the audience to comprehend. Examples of audible assistance include sound effects, speech clips, and musical fragments. Last but not least, presenting aids can be tri things like animals, people, and objects. Additionally, they may change with time, like in a how-to manual. As you can see, the possibilities for presenting tools are practically limitless.
To learn more about presentational aids:
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