An Athlete Takes Vitamin and Mineral Supplements Prior to Competition

An athlete takes vitamin and mineral supplements prior to competition because he believes they can enhance performance. You will explain to him that taking these supplements:

A) does not improve performance because there is not enough time for the nutrients to be combined with other appropriate parts so they can do their work.
B) is supported by research and advocated by health care professionals.
C) is beneficial because athletes tend to be deficient in vitamins and minerals.
D) improves performance because the nutrients flood the bloodstream during competition.