This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Microbiology
An HIV positive female presents with an indurated ulcer over the tongue. Laboratory findings show growth in cornmeal agar at 20-degree Celsius, microscopy showing hyphae and growth in human serum at 37-degree Celsius show budding yeasts. The probable cause is - 
Select and explain. 
A. Candida albicans, B. Histoplasmosis, C. Blastomycosis, D. Coccidioidomycosis
A: Candida albicans
Answer: A: Candida albicans 
Explanation: None