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': 'True in Pancreas traumaa) Solitary involvement commonb) Blunt injury usual causec) Always surgery neededd) Amylase - in 90% casese) HRCT is investigation of choice \nSelect and explain. \nA. ab, B. bc, C. cd, D. de', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]