By components do you mean organs? If so...
1. Brain - gives demands ands orders to all of the body to function properly
2. Heart - pumps blood, and keeps the organism receiving the blood alive
3. Skin - protects the tissue from UV Rays that may be harmful
They speed up your heart rate and get your body loosened up for further exercises
Taking a nutritional supplement during times of stress has been scientifically proven to aid in stress management. Correct answer: D
Stress affects not just the mind but our entire system and when not poorly managed or addressed can lead to a host of long-term health problems and potentially lethal illnesses. That is why nutritional supplement is recommended for helping the body handle stress.