pls don't answer if you don't know

if congress passes a law and the courts strikes the law down as unconstitutional, this would be an example of *
A Checks and balances
B Federalism
C Popular sovereignty
D Rule of law



In order to amend the constitution, which of the following best describes step one of the process *

A If all 50 states agree to change the constitution, then they can change it.
B An amendment is proposed in congress or national convention with a 2/3 vote.
C An amendment is first ratified by 3/4 of the states.
D The president of the United States proposes an amendment to the supreme court.