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': 'What is absent in breast milk ? \nSelect and explain. \nA. Vit K, B. Vit C, C. Lactose, D. Vit A', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Vitamin K o Milks from the mother whose diet is sufficient and properly balanced will supply all the necessary nutrients except fluoride and Vitamin D. o The iron content of human milk is low, but most normal term infants have sufficient iron stores for the first 4-6 months. Human milk iron is well absorbed. Nonetheless, by 6 months the breast-fed infant's diet should be supplemented with iron foified complementary foods. o The Vitamin K content of human milk is low and may cause hemorrhagic disease of newborn.", 'role': 'assistant'}]