Well, Frederick Douglass was the only one who was actually enslaved, so the answer here should be obvious. He wrote about his experiences and brought the conditions of enslavement to the public's attention.
Answer: Frederick Douglass
Alexander the Great's conquest of the Persian Empire resulted in "<span>a. a period of cultural diffusion between Greece and the Near East" since trade was prominent. </span>
The answer would be destructive bc it kills everything it touches