Answer:
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:
Historians should use more than one source because, if they do it will make there knowledge more creditable
It show that civilians had a understanding of astronomy
Answer:
People, Environment , and patterns seems to be correct