How can you distinguish between simple and mixed triacylglycerols?

• A. Simple triacylglycerols are unsaturated, while mixed are saturated.
• B. Simple triacylglycerols have different fatty acid chains, while mixed have identical chains.
• C. Simple triacylglycerols have identical fatty acid chains, while mixed have different chains.
• D. Simple triacylglycerols have no glycerol molecule, while mixed have one.

Answer: (C)