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': 'Which of the following is not a pox virus - \nSelect and explain. \nA. Cow pox, B. Molluscum contagiosum, C. Small pox, D. Chicken pox', 'role': 'user'}, {'content': "Answer: D \nExplanation: Chickenpox caused by varicella come under Herpesviruses. Other 3 come under poxviruses. REF:ANATHANARAYAN AND PANIKER'S TEXTBOOK OF MICROBIOLOGY 9TH EDITION PAGE NO:471 and 461", 'role': 'assistant'}]