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 patient, resident of Himachal Pradesh presented with a series of ulcers in a row, on his right leg. The biopsy from the affected area was taken and cultured on Sabouraud's Dextrose agar. What would be the most likely causative organism ? 
Select and explain. 
A. Sporothrix schenckii, B. Cladosporium spp., C. Pseudoallescheria boydii, D. Nocardia
A: Sporothrix schenckii
Answer: A: Sporothrix schenckii 
Explanation: None