If Two Metal Blocks of Different Masses Slide Freely Down

Multiple Choice

If two metal blocks of different masses slide freely down the same frictionless incline,which one of the following is true?

A) They have equal accelerations
B) They have unequal accelerations,but the forces acting on them are equal.
C) The more massive block reaches the bottom first.
D) The less massive block reaches the bottom first.
E) None of these is correct.