Biological molecules — practice question

Which row identifies the chemical elements present in fats?

• Acarbon ✓, hydrogen ✓, nitrogen ✗, oxygen ✓
• Bcarbon ✓, hydrogen ✗, nitrogen ✓, oxygen ✗
• Ccarbon ✗, hydrogen ✓, nitrogen ✓, oxygen ✓
• Dcarbon ✓, hydrogen ✓, nitrogen ✗, oxygen ✗