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
All are risk factors of HCC except 
Select and explain. 
A. HBV, B. HCV, C. Alcohol, D. IBS
D: IBS
Answer: D: IBS 
Explanation: Risk factors for HCC Chronic infection with HBV and HCV Post necrotic cirrhosis Alcoholic cirrhosis Primary biliary cirrhosis Ref: Sabiston 20th edition Pgno : 1458