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': 'Lowest incidence of trachoma is in \nSelect and explain. \nA. Punjab, B. Orissa, C. Rajasthan, D. Uttar Pradesh', 'role': 'user'}, {'content': 'Answer: B \nExplanation: • Prevalence rate of active trachoma infection in India 0-14 years (1986-89): –\nPunjab: 21.8%\nHaryana: 15%\nRajasthan: 17.1%\nUP: 11.7%\nOrissa: 10.2%', 'role': 'assistant'}]