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: Anatomy
[{'content': 'All are risk factors of HCC except \nSelect and explain. \nA. HBV, B. HCV, C. Alcohol, D. IBS', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Risk factors for HCC Chronic infection with HBV and HCV Post necrotic cirrhosis Alcoholic cirrhosis Primary biliary cirrhosis Ref: Sabiston 20th edition Pgno : 1458', 'role': 'assistant'}]