Concept:Fats and oils are natural esters obtained from animal or plant sources, not from petroleum products.Explanation:Animals provide animal fats.Groundnuts are a plant source of vegetable oil.Palm kernel also yields palm kernel oil.Paraffin oil is a mixture of hydrocarbons obtained from the fractional distillation of petroleum.It is a mineral oil, not a biological fat or oil.So paraffin oil cannot be used as a source of fats and oils.Answer:A. paraffin oil