I'm pretty sure (1.) is A, and I know for a fact that (3.) is D because slavery was a regular practice between quarreling tribes. I have no clue what (2.) is. Best of luck.
Charlemagne advanced education by establishing schools and promoting literacy.
Every Greek man was expected to keep in shape in case he was called up to the military. (War in Greece was almost constant.)
Martin Van Buren was the eighth President of the United States (1837-1841), after serving as the eighth Vice President and the tenth Secretary of State, both under President Andrew Jackson.