This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Social & Preventive Medicine
Which cooking oil hast most PUFA – 
Select and explain. 
A. Safflower oil, B. Coconut oil, C. Butter, D. Vanaspati
A: Safflower oil
Answer: A: Safflower oil 
Explanation: Richest source of polyunsaturated fatty acid → Safflower oil.
Richest source of monounsaturated fatty acid → Palmolein oil
Richest source of saturated fatty acid → Coconut oil