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
A patient, resident of Himachal Pradesh presented with a series of ulcers in a row, on his right leg. The biopsyfrom the affected area was taken and cultured on Sabouraud's Dextrose agar. What would be the most likely causative organism? 
Select and explain. 
A. Sporothrixschenckii, B. Cladosporium spp., C. Pseudoallescheria boydii, D. Nocardia brasiliensis
A: Sporothrixschenckii
Answer: A: Sporothrixschenckii 
Explanation: Ans. is 'a' i.e., Sporothrix schenckii(Ref: Harrison, 18th/e, 1665; Jawetz, 23rd/e, p. 633-634)Series of ulcers in a row suggests the diagnosis of sporotrichosis.