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 is not a cytopathic effective of virus? 
Select and explain. 
A. Syncytium formation, B. Budding, C. Ballooning and floating, D. Focal degeneration
B: Budding
Answer: B: Budding 
Explanation: Ans. is 'b' i.e., BuddingBudding is not cytopathic effect; it's a method of reproduction in yeast like Cryptococcus species and Candida species.