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 27 year old male is is incidentally HBsAg positive. DNA-PCR for hepatitis B revealed 1000 copies/ml.The patient is suffering from? \nSelect and explain. \nA. Active HBV carrier, B. Acute hepatitis B, C. Chronic hepatitis B, D. Inactive HBV carrier', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]