A 0.5 kg ball moving with a speed of 12 m/s strikes a hard wall at an angle of 30° with the wall. It is reflected with the same speed and at the same angle, as shown in figure. If the ball is in contact with the wall for 0.25 s the average force acting on the wall is

1. A 0.5 kg ball moving with a speed of 12 m/s strikes a hard wall at an angle of 30° with the wall. It is reflected with the same speed and at the same angle, as shown in figure. If the ball is in contact with the wall for 0.25 s the average force acting on the wall is

A) 24 N
B) 96 N
C) 48 N
D) 12 N