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 effect of virus - 
Select and explain. 
A. Syncytium formation, B. Budding, C. Balloning and floating, D. Focal degeneration
B: Budding
Answer: B: Budding 
Explanation: Syncitium formation(measels),focal degeneration(herpes virus),balloning &floating are cytopathi effect REF:ANANTHA NARAYANAN MICROBIOLOGY NINTH EDITION PAGE.436