D. physics
Physics is a field of study contributes ideas and concepts to biomechanics.
<span>You Could lose approx 34 ounces of water from sweat but of course, that's when you work out and stuff.</span>
Approximately 1.2% (3.2 million) of US people have been diagnosed. I hope I have answered your question.
I would say C, his nutrition. Maybe eating more vegetables and fruits will provide him the energy to push harder.
