Which statement best represents how structure relates to function a. great white sharks have sharp serratedteeth for tearing into their pray b. a horse's mane is often black c. many tropical birds can be taught to speak d. some insects live longer than others

The Correct answer is A.
I hope this helps

When the ball is rising up, it gains kinetic energy. when the ball reaches the very top, it will have all potential energy, until it falls back down and gains it kinetic energy. finally when you catch the ball or it falls back down, it would have gained its potential energy back.