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 organism most commonly causing genital filariasis in most parts of Bihar and Eastern U.P. is \nSelect and explain. \nA. Brugia malayi, B. Wuchereria bancrofti, C. Brugia malayi, D. Dirofilaria', 'role': 'user'}, {'content': 'Answer: B \nExplanation: • Problem statement of Lymphatic filariasis: –\nGlobal: Affects 120 million people in 120 countries; 1.1 billion people live in areas with risk of infection.\nSEAR: 600 million live in endemic areas; 60 million infected.\nIndia: Lymphatic filariasis is a major public health problem in India with 553 million people at risk in 233 districts; heavily endemic in UP, Bihar, Jharkhand, Andhra Pradesh, Orissa, Tamil Nadu, Kerala, Gujarat.', 'role': 'assistant'}]