Arnold Can Bench Press 315 Pounds in His Gym in California

Arnold can bench press 315 pounds in his gym in California. That is exactly six big 45-pound weight plates and the 45-pound bar. He can lift all that one time, but he cannot lift 325 pounds even once. At the NASA gym on the Moon, Arnold would

A) be able to bench press more than 315 pounds.
B) be able to bench press the bar and more than 6 weight plates.
C) be unable to bench press 315 pounds due to weak gravitational field of the Moon.