Answer:
Carey forgot to check the skin on the arm to make sure it was healthy.
Explanation:
just took the test
The answer to your question is "False"
Well the hormone would be one thing. I'd say because it strengthens our heart muscles and trains our breathing pattern to be more effective. These would lead to more efficient transportation of blood and hence oxygen to our whole body including our brain. Our brain becomes more alert, and our body more energetic.