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
n-3 PUFA is present in all except - 
Select and explain. 
A. Mustard oil, B. Corn oil, C. Fish oil, D. Groundnut oil
D: Groundnut oil
Answer: D: Groundnut oil 
Explanation: Fatty acid content of different fats (%) : Fats SFA MUFA PUFA Coconut oil 92 6 2 Safflower oil 10 15 75 Sunflower seed oil 8 27 65 Soya bean oil 14 24 62 Margarine 25 25 50 Ground nut oil 19 50 31 Palm oil 46 44 10 Butter 60 37 3 Ref: Park 25th edition Pgno : 649