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': "The criteria for 'at risk' infant include the following except – \nSelect and explain. \nA. Artificial feeding, B. Grade II malnutrition, C. Working mother, D. Birth order 4 and more", 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]