Answer:
Put one good point in front of everyone. Do not say everything in the first go. Agree to disagree. Learn to say, “I understand your point but in my view../ I agree to disagree here.
B- The best speeches are full of logos and have very little ethos or pathos.
The theme is the main subject that you are going to write about in a essay or in a report. If you want to know more, just ask :)