Which phenomenon occurs in the body as a person ages?.

Choice A rationale: Protein needs do not necessarily accentuate with age. In fact, they may decrease due to reduced physical activity and metabolic rate. Choice B rationale: Total fat content does not decrease with age. It’s common for fat distribution to change and increase in certain areas. Choice C rationale: Total body water does not increase with age. It usually decreases due to the loss of muscle mass and increase in fat content. Choice D rationale: Lean body mass decreases as a person ages. This is a common phenomenon due to changes in cells and tissues.