This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous, Subject name: Social & Preventive Medicine
Maximum concentration of vitamin A is found in 
Select and explain. 
A. Liver, B. Pulses, C. Egg, D. Soybean
A: Liver
Answer: A: Liver 
Explanation: (A) LiverRETINOL CONTENT OF SELECTED FOODSRetinol Equivalents (RE) (meg/100 g)* Halibut liver oil900,000* Carrot1167* Cod liver oil18,000* Spinach607* Liver, Ox16,500* Amaranth515* Butter825* Green leaves300* Margarine900* Mango, ripe313* Cheese350* Papaya118* Egg140* Orange25* Cow milk38* Tomato84* Fish40