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: Microbiology
[{'content': 'Serological testing of a patient shows HBsAg, Ig Manti HBc and HBeAg positive. The patient has: \nSelect and explain. \nA. Chronic hepatitis B with low infectivity, B. Acute hepatitis B with high infectivity, C. Chronic hepatitis B with high infectivity, D. Acute on chronic hepatitis', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. b. Acute hepatitis B with high infectivity', 'role': 'assistant'}]