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
Which of the following is not a pox virus - 
Select and explain. 
A. Cow pox, B. Molluscum contagiosum, C. Small pox, D. Chicken pox
D: Chicken pox
Answer: D: Chicken pox 
Explanation: 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