The image below shows a single toy car rolling down a ramp. What observable feature(s) would you expect to be present if kinetic energy increases as the car rolls down the incline? multiple choice A. The toy car's speed would stay the same as it moved down the ramp.

B. The temperature of the car would decrease.

C. The toy car's speed would increase as it moved down the ramp.

D. Sound from the movement would be produced.