Answer - D. medical problems is most likely to influence his body composition
Depression is a feeling disorder that has to do with a relentless feeling of unhappiness and loss of involvement, it can also get in the way of ones daily running. People with this disorder tend to take a lot of drugs to help them feel better and this can have an effect on their body composition.
Based on the given scenario above, I believe that the theoretical perspective that Dr. Gregorian takes here is best described as PSYCHODYNAMIC. In psychology, the psychodynamic theory deals with personality viewed in both the conscious and the unconscious aspects. The answer to this would be the second option.
Marcy should not do it. Supplements don't make you lose weight, they make you lose fat, something your body needs. Excersising would be way healthier for her than supplements.