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 patient presented with subcutaneous nodules over the Iliac Crest, snow flake oplacity in eye. Skin Scraping contains microfilaria and adult worms of \nSelect and explain. \nA. Onchocerca volvulus, B. Loa loa, C. Brugia Timori, D. Mansonella Ozzardi', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Subcutaneous nodules, snow flake opacities is a feature of Onchocerciasis.', 'role': 'assistant'}]