Which of the following shows a violation of legal guidelines?

a.) an athletic trainer teaches his client how to have maximum power when leaving the starting blocks during a race
b.) an exercise physiologist tells a client's neighbor how much he weighs and what the risks are of his weight
c.) an athletic trainer refers a patient to an emergency room because he cannot adequately treat the injury
d.) an exercise physiologist feels a patient is not ready to exercise, and tells the patient to return to his primary care physician for further treatment