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': 'Surgical lobes of liver are divided on the basis of ? \nSelect and explain. \nA. Hepatic aery, B. Hepatic vein, C. Bile ducts, D. All', 'role': 'user'}, {'content': "Answer: B \nExplanation: Answer is 'b' i.e. Hepatic vein", 'role': 'assistant'}]