I think it might be d. the lungs expand and contract which increases the rate of blood flow so the muscles can convert and store energy
Fear, fear of lawsuit maybe, they don't know what to do
If they are in immediate danger (such as in middle of highway with cars coming)
Depending of how many patients there are
Answer:
Larger arteries that are better able carry blood throughout the body
I believe the answer to this answer is Threat, but I’m not sure what is being asked?