<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: I AM A HAPPPY MONKEY LOL
Explanation:
:D
The answers are b, c,c hope this helped and tell me what you got :)
I think it was because the Enslaved African American worked but Native Americans didn't really do much.
I don't know too much even tho I'm Native American \_(-_-)_/