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': 'The complication least likely to occur in a pseudocyst of the pancreas is - \nSelect and explain. \nA. Hemorrhage, B. Torsion, C. Infection, D. Carcinomatous change', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]