Jason mentioned that a friend suggested he try creatine supplements to improve his sprint performance. Answer true or false to the following statements.     True False     a. Increasing creatine levels in muscle should improve Jason's performance in events lasting 3 to 5 minutes. b. Increasing creatine levels in muscle should speed up production of ATP from ADP at the start of exercise. c. Creatine supplementation should help Jason perform repeated sprint interval training. d. Creatine supplementation will help reduce glycogen depletion during his training.