The correct option is D Both A and B
Lipids (fats and oils) are compounds of carbon, hydrogen and oxygen where ratio of hydrogen and oxygen is less than that of the water. Lipids are esters of fatty acids and alcohol which form emulsion with water but are soluble in organic solvents. They are esters of three molecules of fatty acids and one molecule of trihydric alcohol glycerol, e.g., ghee, butter, cholesterol, carotene, eucalyptus oil.