The levels of exercise intensity that are associated with the health benefits of exercise are moderate intensity exercises.
Exercise is a subset physical activity that is planned with a goal of improving or maintaining fitness. Moderate exercise physical activity done on a scale relative to an individual's personal capacity, moderate intensity physical activity is usually 11-14 on a scale of 1 to 20.
The answer is A hope this helps .................................................just to fill in some space
All cellular activities in living organisms use ATP as a source of energy. This is through cellular respiration, which is absolutely essential to sustaining life.