Alaska is located north west of the rest of the country
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.
He wants to protect himself
The answer is B, because the Song would make all government candidates undergo the civil service exam. Only if they passed would they be able to become part of the bureaucracy.
Food,water,shelter,medicine,clothing