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
[{'content': 'Protein content of breast milk is - \nSelect and explain. \nA. 0.55 gm/100 ml, B. 1.10gm/100 ml, C. 2.20gm/100ml, D. 3.30gm/ 100 ml', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ref: Park 25th edition Pgno :566', 'role': 'assistant'}]