Which of the following is considered a macronutrient in human nutrition?

• A. Carbohydrate
• B. Iron
• C. Vitamin C
• D. Iodine

Answer: (A)

Verified step by step guidance

1. Understand the definition of macronutrients: Macronutrients are nutrients required by the body in large amounts to provide energy and support bodily functions. They include carbohydrates, proteins, and fats.
2. Review the options given: Carbohydrate, Iron, Vitamin C, and Iodine.
3. Identify which options are micronutrients: Iron, Vitamin C, and Iodine are micronutrients because they are needed in smaller amounts and primarily function as vitamins or minerals.
4. Recognize that carbohydrates are a source of energy and are required in large quantities, fitting the definition of a macronutrient.
5. Conclude that among the options, carbohydrate is the macronutrient.