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': 'Quadrate lobe is known as: \nSelect and explain. \nA. Segment I, B. Segment II, C. Segment III, D. Segment IV', 'role': 'user'}, {'content': "Answer: D \nExplanation: Quadrate lobe is an outdated term, and the preferred term is segment IV or left medial segment. Ref: Schwaz's principle of surgery 9th edition, chapter 31.", 'role': 'assistant'}]