The answer is the digestive and circulatory system.
Answer:
It very good to talk to someone that you really trust when you feel sad or alone.
Explanation:
Trust me, do not do the same mistake I did, I keep everything to myself and its very bad.
But everyone has different opinions so do what is best for you
I think the answer is B. Overload principle.
The overload principle puts load on the body. Usually more than the body is used to.
Hope this helps!:)
