I would go with B considering he has never tried it he is with a group of guys telling how great it is and he wouldn't want to feel left out of that circle
A. Self-monitoring
I hope this helps your studies!
Answer:
We can optimize our physical health by good physical fitness, diseases free adequate sleep and healthy diet.
2 major loops - one goes from the heart to the lungs while the other from the heart to the other parts of your body
