Could someone please help and explain

D.) the car is gains Kinetic Energy as it is going down. As it reaches the bottom and goes up the energy is transformed into Potential Energy

: )

i would think it's food chain

a

explanation:

no diagram was provided, but i'm guessing it's the one i've attached to my answer.

here, a mechanical force turns the rod.   this generates an electric current in the coil, which powers the bulb.