I would say endurance.Sorry if wrong
Answer:
The Recommended Dietary Allowances (RDA's)
Explanation:
Recommended Dietary Allowances are average intakes adequate to meet the nutritional needs of 97% to 98% of a healthy population. The values differ between sexes and for certain ages. Generally recommended dietary allowances indicate the intake of B vitamins, phosphorus, magnesium, iodine, copper, selenium, molybdenum, zinc, vitamins A, C and E. They may also indicate carbohydrate and protein intake. In summary, recommended dietary allowances are recommendations for the amounts of energy, nutrients, and other dietary components that healthy people must consume to stay healthy, reduce the risk of disease, and prevent deficiencies.
Carbs is a short and version of carbohydrates
According to a quick g-o-o-g-l-e search, D. Reflexology, seems to be the correct answer!
In short, reflexology is a type of massage that involves applying varied amount of pressure to the feet, hands, & ears.
Hope this helped!
(If I'm wrong, please let me know in the comments)