This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: G.I.T, Subject name: Surgery
[{'content': 'In Couinaud classification, segment IV of liver is \nSelect and explain. \nA. Caudate lobe, B. Quadrate lobe, C. Right lobe, D. Left lobe', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Segment 1 - caudate lobe, segment 4 - quadrate lobe ,.segments( 1,2,3,4) left lobe, segments (5,6,7,8)- right lobe Reference SRB edition :5 page:593 and internet', 'role': 'assistant'}]