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': 'Which among the following is false about leprosy? \nSelect and explain. \nA. Multibacillary leprosy is defined as a patient having more than 5 skin lesions, B. A defaulter is defined as a patient who has not collected treatment for 6 months, C. Target for elimination of leprosy is a prevalence rate below 1 per 10,000 population, D. Annual New Case Detection Rate (ANCDR) is a measure of the incidence of leprosy', 'role': 'user'}, {'content': "Answer: B \nExplanation: A defaulter is a leprosy patient on Multi-Drug Therapy (MDT), who has not collected treatment for 12 consecutive months. All other statements given above are true. Ref: Park's Textbook Of Preventive And Social Medicine, By K. Park, 19th Edition, Page 56, 265, 269, 273-275.", 'role': 'assistant'}]