I believe the answer is C.
? Could you provide a picture? Also is this a true or false question
We get tired after exercise because our muscle fibers get tired very quickly. This is due to the major source of energy for the muscle tissue, called adenosine triphosphate, or ATP. As the muscles make use of this supply of energy, they get tired and fatigue.
Exercise
Diet
Sleep
<em>Being physically active, eating a healthy and balanced diet, and getting adequate amounts of sleep are essential to long-term health and wellbeing.</em>
