Question

A dog plays with a ball. Consider the action force of the dog resting his paw on the ball. What is the

reaction force?
The friction of the ground on the ball.
O The ground pulling the dog.
The ball pushing the ground.
O The ball pushing the dog's paw.

Answer 1

I think it's the last one; The ball pushing the dog's paw.

Explanation:

It makes the most sense. :|