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': 'True abour Herpes virus \nSelect and explain. \nA. HSV 1 causes encephalitis, B. EBV affects, C. CMV is always symptomatic, D. Herpes zoster is not activated', 'role': 'user'}, {'content': "Answer: A \nExplanation: HSV encephalitis though rare is most common sporadic acute viral encephalitis in most pas of the world. REF:ANATHANARAYAN AND PANIKER'S TEXTBOOK OF MICROBIOLOGY 8TH EDITION PAGE NO:469", 'role': 'assistant'}]