This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Virology, Subject name: Microbiology
[{'content': 'Carrier state does not exist for - \nSelect and explain. \nA. Hepatitis B virus, B. Hepatitis A virus, C. Non A Non B Hepatitis, D. Delta agent', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Recovery of Hepatitis is very slow,and also there is no carrier state REF:ANANTHANARAYANAN TEXT BOOK OF MICROBIOLOGY 9EDITION PGNO.541', 'role': 'assistant'}]