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': 'Tumor marker of HCC \nSelect and explain. \nA. AFP, B. Alpha fucosidases, C. DCGP, D. Carbohydrate antigen', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Tumor markers of HCC Protein induced by Vitamin K absence (PIVKA; Des-gamma-carboxy prothrombin); glypican-3; AFP fractions Lectin fraction-3 of SFP (AFP-L3) is highly specific to HCC and also indicator of poorly differentiated histology and unourable prognosis Serum AFP level is elevated above 20ng/mp in >70% of patients with HCC Monoclonal antibody HeoPar-1(hepatocyte paraffin-1) identifies a unique antigen on hepatocyte mitochondria and is used to identify hepatocytes or HCC Ref:Sabiston 20th edition 1458-1463', 'role': 'assistant'}]