C i think i hope it helps
The best choice for you will be option A because in volleyball it is illegal to hit the ball twice touch the net and to go underneath so the only legal move to to spike the ball.
The diaphragm, next time just google it lol
Out of the choices given, to ensure that Rachel properly applied all the necessary FITT principles to her plan, she needs to add more cardiovascular training to her exercise routine and eat several low-calorie meals throughout the day. The correct answer is A.