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
Which one of the following diseases is endogenous in origin 
Select and explain. 
A. Aspergillosis, B. Candidiasis, C. Phycomycosis, D. All of the above
B: Candidiasis
Answer: B: Candidiasis 
Explanation: 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