This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: mycology, Subject name: Microbiology
[{'content': 'Which one of the following diseases is endogenous in origin \nSelect and explain. \nA. Aspergillosis, B. Candidiasis, C. Phycomycosis, D. All of the above', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Candida albicans is the normal inhabitant of skin, GIT, oral and vaginal cavities. It is an oppounistic endogenous infection. Ref: Baveja textbook of microbiology; 4th edition', 'role': 'assistant'}]