Answer:
D. All of the above.
Explanation:
Recommended Dietary Allowance (RDA) is a term that refers to the amount of vitamins, minerals and protein that should be consumed daily to meet the nutritional needs of most individuals and groups of people in a healthy population. The RDA should be recommended by a nutritionist, in addition it is noteworthy that the RDA can be used as a guideline to provide nutritional adequacy for micronutrients and often the RDA values are different for men and women.