A 100 kg football linebacker moving a 2 m/s tackles head on an 80kg halfback running 3 m/s. Assume the two players were initiallyrunning directly at one another. Neglecting the effects due to digging in of cleats.
A. The halfback will drive the linebacker backwards
B. Neither player will drive the other backwards
C. The linebacker will drive the halfback backward
D. This is a simple example of an elastic collision.