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': 'A patient is admitted with severe pain in the abdomen, nausea, vomiting and fever. The mostlikely diagnosis is - \nSelect and explain. \nA. Perforated peptic ulcer, B. Intestinal obstruction, C. Acute pancreatitis, D. Acute cholecystitis', 'role': 'user'}, {'content': "Answer: C \nExplanation: Ans. is 'c' i.e., Acute Pancreatitis", 'role': 'assistant'}]