The only food that generally provide ample amount of vitamin C are?

Correct Answer: C

Rationale: Vegetables and fruits (e.g., citrus, peppers) are the primary dietary sources of vitamin C, unlike meats, dairy, or grains, making C correct.

Correct Answer: B

Rationale: Energy balance occurs when calorie intake equals output, maintaining weight, making B correct.

Correct Answer: C

Rationale: Malnutrition often accompanies infirmity (disease/illness), not always aging, poverty, or overnutrition, making C correct.

Correct Answer: A

Rationale: Insoluble fiber (e.g., corn bran, wheat, beans) promotes bowel movement, unlike dairy or soluble fiber (oatmeal), making A correct.

Correct Answer: D

Rationale: Sleep lowers caloric needs due to reduced metabolism, unlike the others, making D correct.