What economic factors contributed to the decline of slavery in the north and the chesapeake

i think the answer is c

explanation:

c. print money only as needed

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.

(a) he opposed english settlement on native land and launched attacks on the colonists until his death in 1739.