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: Pediatrics
[{'content': 'Very low bih weight babies are - \nSelect and explain. \nA. < 2500 gm of bih weight, B. < 1500 gm of bih weight, C. < 1000 gm of bih weight, D. Between 2500-3000 gm of bih weight1', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., < 1500gm of bih weight", 'role': 'assistant'}]