A 1 kg ball and a 10 kg ball are dropped from a height of 10 m at the same time. In the absence of air resistance,

(A) the two balls will hit the ground at the same time.
(B) the 1 kg ball will hit the ground first.
(C) the 10 kg ball will hit the ground first.
(D) the 10 kg ball will take 10 times the amount of time to reach the ground.
(E) there is not enough information to determine which ball will hit the ground first.