This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Medicine
[{'content': 'Lalloo, 60 years of age, a known case of cirrhosis liver, presents with increased levels of Alpha feto protein, hepatomegaly 3 cm below costal margin.USG showed lesions involving the right lobe of the liver. What is the most probable diagnosis - \nSelect and explain. \nA. Focal nodular hyper-plasia, B. Hepatocellular carinoma, C. Hepatic adenoma, D. Metastasis', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]