During the start of a speedway race, a sports car driver presses down hard on the gas pedal in hopes that the engine will give a sudden burst of acceleration to the car. Directly involved with this acceleration is the force exerted by the...

A. speedway track in a forwards direction on the tires

B. tires in a backwards direction on the speedway track

C. tires in a forwards direction on the speedway track

D. speedway track in a backwards direction on the tires

If a student out fishing pulls on a fish with a force of 40 N and the fish pulls back with a force of 40 N, what is the force exerted on the student and the fish at the same time? (not the net force)

A. 0 N

B. 40 N

C. 80 N

D. 20 N