This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General anatomy, Subject name: Anatomy
[{'content': 'Most common primary malignant tumor of liver in adult is \nSelect and explain. \nA. Squamous cell carcinoma, B. Hepatoblastoma, C. Hepatocellular carcinoma, D. Hepatoma', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Refer Robbins page no 869', 'role': 'assistant'}]