<span>The most unpredictable presentation aid a speaker could use is a person or an animal.
Presentation aids are things other than the expressions of a speech that are utilized to support the goal of the speaker. Specifically, they can be visual aids, sound aids or other supporting innovation.</span><span /><span>
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Answer:
there are actually no ads out here.. just create a new account I guess.. that's the only thing that can help
Explanation:
I hope it helps... starts over by creating a new account
The answer is signing or sign language. As this is the expression or language that they use to communicate towards other people as they were not able to communicate using their tongues as they don't have any hearing or their hearing input is impaired.
Answer:
Money and education allow many people to venture farther, without needing to rely on relatives
Explanation:
