If the Earth's Mass Were Suddenly Made Larger but the Moon's

Multiple Choice

If the Earth's mass were suddenly made larger but the Moon's mass stayed the same,

A) the Earth would exert a larger force on the Moon.
B) the Moon would exert a larger force on the Earth.
C) the Earth would exert a larger force on the Moon but the Moon would exert the same force on the Earth as before.
D) none of the above