Explain the concept of "nutrient density" and how to apply it to meal planning.

• A. Nutrient-dense foods provide more vitamins and minerals per calorie; prioritize fruits, vegetables, whole grains, lean proteins, and low-sugar items.
• B. Nutrient-dense foods provide more calories per gram.
• C. Nutrient density is about the color of foods.
• D. Nutrient density is not important in meal planning.

Answer: (A)