URGENT PLEASE HELP If you answer this correctly ill answer some of your questions you have posted! (33pts)

these civilizations were located around fertile rivers, where they could produce an abundance of crops

basic principles: federalism, separation of powers, checks and balances, judicial review, representative democracy, limited government, rule of law, individual rights and responsibilities, consent of the governed, majority rule, popular sovereignty, equal protection.

honestly i love the walking dead, mainly the quotes. “well, pardon me young man, excuse the [insert bad word here] out of my gosh darn french, but did you just threaten me? ” sksk (of course it's not the exact words)