This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Pathology
How many episodes of vulval candidiasis per year make its recurrent vulvovaginal candidiasis 
Select and explain. 
A. 1, B. 2, C. 3, D. 4
D: 4
Answer: D: 4 
Explanation: Vulvovaginal candidiasis:Vulvovaginal candidiasis is considered recurrent when at least four specific episodes occur in one year(or)At least three episodes unrelated to antibiotic therapy occur within one year