Juliet wants to significantly increase the amount of kinetic energy of her bowling ball in order to increase her chances of getting a strike. Which of the following would increase the ball's kinetic energy the most?

a
decreasing the speed at which she throws the ball
b
changing to a ball with more mass
c
she cannot increase the kinetic energy
d
increasing the speed at which she throws the ball

d. increasing the speed at which she throws the ball.