This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Fungal Infection, Subject name: Skin
[{'content': 'An otherwise healthy male presents with a creamy curd like white patch on the tongue. The probable diagnosis is: \nSelect and explain. \nA. Candidiasis, B. Histoplasmosis, C. Lichen planus, D. Aspergillosis', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans. a. CandidiasisCandidiasisCaused by Candida albicansOral candidiasis appears as a curdy white adherent membrane, which when removed, leaves a red, raw surface - pseudomembranous formOther types are: Vaginal candidiasis, Angular stomatitis, Atrophic candidiasisMost common opportunistic infection in HIV- affected individuals', 'role': 'assistant'}]