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': 'Laproscopic cholecystectomy is largely preferred for all of the following reasons to conventional laparotmy EXCEPT - \nSelect and explain. \nA. Decrease pain, B. Decresed incidence of bile duct injuries, C. Smaller scar, D. Decreased stay in hospital', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]