6. What is Judicial Review and how did it make the judicial branch stronger?

Because the power of judicial review can declare that laws and actions of local, state, or national government are invalid if they conflict with the Constitution. It also gives courts the power to declare an action of the executive or legislative branch to be unconstitutional.

Explanation:

the answer is b: the religion they practice.

here's why:

there were many different native american tribes and those with similar characteristics formed a main tribe or nation. each had its own language, religion and customs.

there were abundant sources of fuel nearby