A 5.0-kg ball rolls without sliding from rest down an inclined plane. A 4.0-kg block, mounted on roller bearings totaling 100 g, rolls from rest down the same plane. At the bottom, the block has:.a. greater speed than the ball. b. less speed than the ball.
c. the same speed as the ball.
d. greater or less speed than the ball, depending on the angle of inclination.