This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Epidemiology, Subject name: Social & Preventive Medicine
[{'content': 'Following are examples of human "dead end" disease except- \nSelect and explain. \nA. Bubonic plague, B. Japanese encephalitis, C. Hydatid disease, D. Leishmaniasis', 'role': 'user'}, {'content': "Answer: D \nExplanation: For successful parasitism, the infectious agent must find a way out of the body, known as POAL OF EXIT. If there is no poal of exit, the infection becomes a dead-end infection. Ex: Rabies, Bubonic plague, Tetanus, Trichinosis, etc. Ref: 25th edition, Park's Textbook of Preventive and Social Medicine, Page no. 107", 'role': 'assistant'}]