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
[{'content': 'Vitamin D is not found in sufficient quantities in: March 2012 \nSelect and explain. \nA. Fish fat, B. Egg, C. Halibut liver oil, D. Milk', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans: D i.e. Milk Foodstuff and vitamin-D content Fish fat contains 5-30 microgram/100 gram of vitamin D Egg contains 1.25-1.5 microgram/100 gram of vitamin D Halibut liver oil contains 500-10,000 microgram/100 gram of vitamin D Milk has 0.1 microgram/100 gram', 'role': 'assistant'}]