This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Nutrition and Health, Subject name: Social & Preventive Medicine
[{'content': 'Not an essential fatty acid - \nSelect and explain. \nA. Linoieic acid, B. Linolenic acid, C. Oleic acid, D. Arachidonic acid', 'role': 'user'}, {'content': "Answer: C \nExplanation: Ans. is 'c' i.e., Oleic acid Essential fatty acids (EFAs)o EAFs are those that cannot be synthesized by humans,o They can be derived only from food.o Examples - Linoleic acid, Linolenic acid, arachidonic acid, Eichosa-pentaenoic acid.o The most important EFA is linoleic acid which serves as a basis for the production of other EFAs, i.e. linolenic acid and arachidonic acid.", 'role': 'assistant'}]