Answer:
They use tone and rhetoric. Ethos, pathos.
Explanation:
Joliffes rhetorical framework
Hand Gestures are ESSENTIAL
visual aids are great if possible
short simple sentences so easier for the audience to understand
clear loud voice, make sure you are aware of the intent behind your voice - is it to persuade (loud projecting booming persuasive), create sympathy (quiet, urging) etc etc.
I don't know for problem 4 because we were not given the poems. However, problem 7 is the last option and problem 9 is the second option.
It would have been better to know the details about Sergeis 's decision to see what he can do good or bad.