Which one of the following statements is true ?

The force of gravity of the Earth on the Moon is greater than the force of gravity of the Moon on the Earth.

The force of gravity of the Moon on the Earth is greater than the force of gravity of the Earth on the Moon.

The force of gravity of the Earth on the Moon and of the Moon on the Earth are equal in magnitude and are in the same direction.

The force of gravity of the Earth on the Moon and of the Moon on the Earth are equal in magnitude but are in opposite directions.