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': 'True about HCC \nSelect and explain. \nA. Most common tumor of liver, B. Resectable only in 1% cases, C. AFP increased in 70% cases, D. USG guided aspiration biopsy is used for diagnosis', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Serum AFP level is elevated above 20ng /ml in >70% of patients with HCC Ref:Sabiston 20th edition Pgno :1458-1463', 'role': 'assistant'}]