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
[{'content': 'How many episodes of vulval candidiasis per year make its recurrent vulvovaginal candidiasis \nSelect and explain. \nA. 1, B. 2, C. 3, D. 4', 'role': 'user'}, {'content': 'Answer: D \nExplanation: 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', 'role': 'assistant'}]