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': 'Vision 2020-Right to sight by WHO targets all except: September 2009 \nSelect and explain. \nA. Cataract, B. Trachoma, C. Epidemic conjunctivitis, D. Onchocerciasis', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans. C: Epidemic conjunctivitis VISION 2020 is the global initiative for the elimination of avoidable blindness, launched in 1999, jointly by the World Health Organization (WHO) and the International Agency for the Prevention of Blindness (IAPB) with an international membership of NGOs, professional associations, eye care institutions and corporations.', 'role': 'assistant'}]