The best and most correct answer among the choices provided by your question is the fourth option or letter D. Lincoln-Douglass debate.
Lincoln–Douglas debate<span> is a type of one-on-one debate practiced mainly in the United States at the high school level.</span>
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Answer:
The gravitational pull of the two items can be different
I think that's right I'm not fully sure..
Answer: in a graduation speech, I would aspect more passion and more caring vibe to it. More professional.
Explanation: