If a state law is in conflict with a national law, a state judge must *
A. uphold the state law
B. uphold the constitutional law
C. refer the matter to a federal court
D. refer the matter to a municipal court

can someone just answer this

necessary and proper clause. the congress shall have power to all laws which shall be necessary and proper for carrying into execution the foregoing powers, and all other powers vested by this constitution in the government of the united states, or in any department or officer thereof.

the answer to your question is a because laws act as guidelines as to what is accepted in society. without it there would be conflicts between social groups and communities. it serves as a norm of conduct for citizens.

i believe it would be a single seller : )