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: Social & Preventive Medicine
[{'content': 'The eye condition for which the World bank assistance was provided to the National Programme for Control of Blindness (1994-2001) is – \nSelect and explain. \nA. Cataract, B. Refractive errors, C. Trachoma, D. Vitamin A deficiency', 'role': 'user'}, {'content': 'Answer: A \nExplanation: World Bank provides assistance to NPCB for control of cataract.\nWorld Bank assisted cataract blindness control project was launched in 1994. Its aim was to reduce the cataract back log in 7 states which were identified to have the highest prevalence of cataract blindness. It has been proposed to perform 1.1 crore cataract operations during the project period 1994-2001.', 'role': 'assistant'}]