This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Microbiology
Umblicated nodules are produced by? 
Select and explain. 
A. Poxvirus, B. Enterovirus, C. Rhinovirus, D. Myxovirus
A: Poxvirus
Answer: A: Poxvirus 
Explanation: Ans. is 'a' i.e., Poxvirus Nodules with central umblication is produced in molluscum contagiosum, caused by a Poxvirus.