Why was the Battle of Antietam considered critical? (A) Antietam represented the only major Southern victory.
(B) Antietam was the battle that forced the South to surrender.
(C) Antietam was one of two battles fought south of Georgia.
(D) Antietam was Lee's first attempt to gain ground in the North.

D. Antietam was Lee's first attempt to gain ground in the North.

Explanation:

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.