While in Horizontal Flight at a Speed of 20 M/s,a

Multiple Choice

While in horizontal flight at a speed of 20 m/s,a baseball of mass 0.11 kg is struck by a bat.After leaving the bat,the baseball has a speed of 29 m/s in a direction opposite to its original direction.The magnitude of the impulse given the ball is

A) 0.99 kg · m/s
B) 5.4 kg · m/s
C) 2.2 kg · m/s
D) 3.2 kg · m/s
E) 0.55 kg · m/s