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: Surgery
[{'content': '"Chain of lakes" appearance seen in - \nSelect and explain. \nA. Acute pancreatitis, B. Chronic pancreatitis, C. Carcinoma pancreas, D. Strawberry gall bladder', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., Chronic pancreatitis", 'role': 'assistant'}]