A Ball Is Moving at 20 M/s

Multiple Choice

A ball is moving at 20 m/s. If no forces act on it, then 5 seconds later the ball's speed will be

A) zero.
B) 20 m/s.
C) more than 20 m/s, but the precise answer cannot be found without further information.
D) less than 20 m/s, but the precise answer cannot be found without further information.
E) None of the above.