Your heart pumps blood and it travels to your lungs.
I can help you when you post the different answers they give you if it's a multiple choice if not then I can work with that. I would really like to have the multiple choice if it's possible. If not its fine.
It is important to evaluate an exercise program before you participate because you don't want to severely injure yourself or push yourself beyond your exercise ability.
Mine is 96.7, but I run a little cold.