Which of the Following Represents a Rationale for Setting the Recommendation

Which of the following represents a rationale for setting the recommendation for energy?

A) Because protein is an energy nutrient, the figures for energy intake are set in proportion to protein intake
B) Because a large number of people are overweight, the figures are set to induce a gradual weight loss in most individuals
C) Because the energy needs within each population group show little variation, the figures are set to meet the needs of almost all individuals
D) Because a margin of safety would result in excess energy intake for a large number of people, the figures are set at the average energy intake