Answer: I believe the answer would be man vs man :)
Explanation:
The scientist who thought that the earth was the center of the universe was Nicolas Copernicus
Giving supplies to america and allied troops fight the War in Europe, Africa, and the pacific required the efforts of americans.
Vladimir Lenin was famous he was a dictator in another country if that helps.
"<span>d. They wore animal skins for clothing" would be the best option from the list, although it should be noted that a better definition of "prehistoric" would be that writing didn't exist. </span>