Nutritionally, saturated triacylglycerols are considered to be less healthful than unsaturated triacylglycerols. What is the difference between them?

• A. Saturated triacylglycerols are fats; unsaturated triacylglycerols are carbohydrates.
• B. Saturated triacylglycerols have more double bonds than unsaturated triacylglycerols do.
• C. Saturated triacylglycerols are liquid at room temperature.
• D. All of the listed responses are correct.
• E. For carbon skeletons of equal length, saturated triacylglycerols have more hydrogen atoms than unsaturated triacylglycerols do.