Differentiate energy density from nutrient density and give a practical example.

• A. Nutrient density is calories per gram; oil is energy-dense; spinach is nutrient-dense.
• B. Energy density is calories per gram; spinach is energy-dense; oil is nutrient-dense.
• C. Energy density is calories per gram; oil is energy-dense; spinach is nutrient-dense.
• D. Energy density is nutrients per calorie; oil is nutrient-dense; spinach is energy-dense.

Answer: (C)