Answer: C. balancing the amount of energy that is taken in with the amount of energy that is released by the body.
Explanation:
In physical fitness the composition of the body can be described as the percentage of the water, bone, protein, fat and muscle mass in the body of a human.
A good body composition is attained when the optimal regulation or balance of the amount of energy taken inside the body in the form of food and the amount of energy is released from the body by respiration, excretion and by other means.
Although exercise is the best way to do that, there are other ways.
Practice controlled breathing exercises, which are easy to do from the comfort of your home.
One is where you take a few small breaths in and one large breath out. Keep doing this.
Breathing exercises are also relatively easy to find on the internet.
Type 2 Diabetes is the answer :)
Kidneys remove excess water etc.