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
[{'content': 'A farmer from the sub-Himalayan region presents with multiple leg ulcers. The most likely causative agent is - \nSelect and explain. \nA. Trichophyton Rubrum, B. Cladosporium species, C. Sporothrix Schenckii, D. Aspergillus', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]