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': 'A 29 year old male found HBsAg positive with highly increased SGOT levels but HBeAg negative. Which of the following is true about the status of the patient? \nSelect and explain. \nA. Precore mutant, B. Core-promoter mutant, C. Wild type mutant, D. Surface mutant', 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]