Answer :
Answer:
B. It is being transferred from his arm muscles to the ball.
Explanation:
When he uses his arm (as a work source of course) his arm is the original energy, in which then hands the energy off to the ball, so the ball can move. I'm an 8th grader, so if my words are a little messed up I'm sorry. But I do no for a fact this this answer is correct. :333!!