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 act of the executive or legislative branch to be unconstitutional.
Step-by-step explanation:
This is all I could write, but I'm positive that this is correct. I'm sure the other kids could write 5-8 sentences.
I hope this helps