This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Pancreas, Subject name: Surgery
[{'content': 'In attempting to minimize complications during cholecystectomy, the surgeon defines the triangle of Calot during the operation. The boundaries of the triangle of Calot (modified) are the common hepatic duct medially, the cystic duct inferiorly, and the liver superiorly. Which structure courses through this triangle? \nSelect and explain. \nA. Left hepatic artery, B. Right renal vein, C. Right hepatic artery, D. Cystic artery', 'role': 'user'}, {'content': 'Answer: D \nExplanation: The cystic artery courses through the triangle of Calot. The identification of the triangle is therefore important in the performance of a cholecystectomy.', 'role': 'assistant'}]