Answer:
volleyball serve. you only need to know how to do that for volleyball and no other sport
Explanation:
When Jarin drank a lot of water before going to the doctor, it is possible that his blood pressure will be low. It is because drinking water helps lower blood pressure for it helps eliminate unwanted elements in the body that contributes to increasing a person's blood pressure.
It would not be answer C because a majority of supplements are not approved by the FDA. This does not make them anymore effective. The answer is D.