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
A 13 yr old girl from Himachal Pradesh presents with non-healing leg ulcers. Which of the following is likely to be the causative agent? 
Select and explain. 
A. Sporothrix, B. Cladophora, C. Aspergillus, D. Bacteroids
A: Sporothrix
Answer: A: Sporothrix 
Explanation: Sporothrix infection is prevalent in temperate climate and non-healing leg ulcer is a sign of Sporothrix infection. Ref: CMDT , 2008, Chapter 36 , Page 1337