The answer is c. Voice box.
Answer:
Keep a journal of all the achievements you have done and gone threw. You can also ask friend, family or co-workers if they have seen improvement.
Well generally it will be a positive impact (Of course this generally depends on what the "Physical activity" is, it is generally good, reason being while exercising causes the brain to release endorphin's, as well as helping relax muscles and relieve physical tension, which can greatly help with stress.
