The answer should be C if not then it is D
Answer:
The system that is in control of your breathing and is heavily dependent on your lungs
Explanation:
Depending on the person, many different things could work like meditation, talking to friends, maybe having some tea, taking a shower, going for a drive, having some comfort food, and so many other things that allow you to release endorphins and relax your brain. : D
It's definitely letter A. Mononucleosis
The answer is B ( too many words can cause confusion)
Good luck on your test