What is popular sovereignty? A. the idea that the government should have absolute power
B. The idea that the government decides whats wrong and right
C. the idea that people are cruel and cannot govern themselves
D. The ideas that people give and entrust power to the government

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.