That statement is True.
Body language plays a really important factor in every speech because it formed audience's main perception about you.
You need to make sure that you eliminate all negative non-verbal behaviors such as slouching your shoulder, keep looking on the ground, or delivering a speech with low volume.
I think it would be A if anything
The correct answer is True
Explanation: They appeal to nativist feelings by defining all those born in the Americas as "Americanos".