A golf ball traveling 3 m/s to the right has a head-on with astationary bowling ball in a friction-free environment. If the collision is almost perfectly elastic, the speed of the golf ball immediately after the collision is:
A. Much less than 3 m/s
B. Slightly less than 3 m/s
C. Equal to 3 m/s
D. Slightly greater than 3 m/s.