Pretty sure (d) bc they are young and not developed!
They start creating thoughts on how they aren’t ready for the specific challenge or how they aren’t good enough which can cause so much stress
Answer:
Here is the answer
During aerobic exercise, you breathe faster and deeper than when your heart rate is at rest. Your heart rates goes up, increasing blood flow to the muscles and back to lungs.
During anaerobic exercise, your body requires immediate energy.
The answer is C - recording all physical activities in a journal.