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': 'Most common nodule found in the liver is - \nSelect and explain. \nA. Hepatoma, B. Hamartoma, C. Hemangioma, D. Cholangioadenoma', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Hemangioma is the most common benign tumor of the liver.', 'role': 'assistant'}]