Which of the following is true?
A.
The Earth and Moon both exert a gravitational force on each other.
B.
The Moon exerts a gravitational force on the Earth, but the Earth does not exert a gravitational force on the Moon.
C.
The Earth exerts a gravitational force on the Moon, but the Moon does not exert a gravitational force on the Earth.
D.
The Earth and Moon do not exert gravitational forces.