Which most accurately describes the relationship between gravity mass and distance?

Re-write this sentence correctly to describe the relationship between gravity, mass and distance.
"Gravitational force increases as the masses of 2 objects decreases and the distance between them increases."

incorrect

The gravitational force between two objects decreases as their masses decrease and the distance between them increases.

The gravitational force between two objects decreases as their masses increase and the distance between them decreases.