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: Ophthalmology
[{'content': 'Microscopy of corneal ulcer showed branching septate hyphae. The probable diagnosis is: \nSelect and explain. \nA. Candida, B. Mucormycosis, C. Aspergillus, D. Histoplasma', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans. Aspergillus', 'role': 'assistant'}]