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
Valley fever or dese rheumatism is caused by ? 
Select and explain. 
A. Sporothrix, B. Cladosporium, C. Phialophora, D. None
D: None
Answer: D: None 
Explanation: Ans. is 'None'