John has a wooden ball with a mass of 28 grams, a golf ball of 46 grams, and a metal ball of 110 grams. If he drops the balls at the sane time in what order will the balls hit the floor?
A. wooden ball, then golf ball, then metal ball
B. metal ball, then golf ball, then wooden ball
C. golf ball and metal ball together, then wooden ball
D. all three balls hit the floor about the same time