Context: Read the text about an object in motion.
On a snowy day, Sidney rode her sled down a big hill.
Complete the statement. Assume that the sled's mass did not change.
The gravitational potential energy stored between the sled and Earth () as Sidney rode down the hill.
A. decreased
B. increased
C. stayed the same
From the given choices, pick the correct answer and respond by indicating the letter of the correct option.

A