An Astronaut Drops a 1

An astronaut drops a 1.0 kg object and a 5.0 kg object on the Moon. Both objects fall a total distance of 2.0 m vertically. Which of the following best describes the objects after they have fallen a distance of 1.0 m?

A) They have each lost kinetic energy.
B) They have each gained the same amount of potential energy.
C) They have each lost the same amount of potential energy.
D) They have each gained one-half of their maximum kinetic energy.