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': 'Zoster recurrence occur after infection with - \nSelect and explain. \nA. HSV 1, B. HSV 2, C. Varicella, D. Small pox', 'role': 'user'}, {'content': 'Answer: C \nExplanation: repeated', 'role': 'assistant'}]