Speak loudly, always look at your audience( unless if you need to look back at your paper) and if you are nervous, just picture everyone in their underwear.
Answer:
As adjectives the difference between argumentative and cantankerous. is that argumentative is prone to argue or dispute while cantankerous is given to or marked by an ill-tempered nature, ill-tempered, cranky, surly, crabby.
Explanation:
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