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': 'standard test for diagnosis of IMN - \nSelect and explain. \nA. Monospot test, B. Paul Bunnel test, C. Lymphocytosis in peripheral smear, D. Culture', 'role': 'user'}, {'content': "Answer: B \nExplanation: Paul Bunnel test is the standard diagnostic procedure in IMN. REF:ANANTHANARAYAN AND PANIKER'S TEXTBOOK OF MICROBIOLOGY 9TH EDITION PAGE NO:476", 'role': 'assistant'}]