How many months were lewis and clark gone during their journey?

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 would be c

b. the passage of the equal rights amendment  

explanation:

this mean that anything that someone else could do they could do