Indian tribes had reservations with defined borders. These borders were
able to be changed at any time, but they were still defined nonetheless.
These reservations were usually much smaller than the area in which the
tribes used to live, answer (A).
Mainly seafood. Back then, fish, crab, clam, and other seafood was much cheaper than now and provided a much healthier diet.
A and B. They didn't want the state controlling the church, and only letting them do certain things. As it had in the earlier centuries.