Respuesta :
Answer:
A. He is not eating the correct serving size of food during his meals.
Explanation:
If you do not enough well (to power and refuel your body), you won't be able to build better stamina, muscle, and all sorts of things. Since the question says he is healthy, we can cross of option C which indicates that there might be something wrong with him. B and D have no information in question so we cannot assume.
Answer:
he is eating the correct serving size of food during his meals