Brian is a healthy young man. He has been training with his teammates for a 50-yard dash for months. However, even with practice, he cannot run fast enough to qualify. What is the most likely reason that Brian can't qualify? A. He is not eating the correct serving size of food during his meals. B. He does not have a well-defined goal or self-monitoring habits. C. His genetics are influencing some of his skill-related fitness components. D. His teammates are not providing enough support.

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.

i live in a box plz

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explanation:

answer; hepatitis a& b can be passed through breast milk; (true);