If You Were Standing on a Cart That Was at Rest

Multiple Choice

If you were standing on a cart that was at rest and free to roll (ignore friction) and someone threw a 10 kg ball at you, you would

A) not move if you caught the ball because you are more massive than the ball.
B) roll backward faster if you caught the ball.
C) roll backward faster if the ball bounced off of you elastically.
D) roll backward faster if you caught the ball higher above the ground.