This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Communicable diseases, Subject name: Social & Preventive Medicine
[{'content': 'All are zoonoses except - \nSelect and explain. \nA. Typhoid, B. Brucellosis, C. Q fever, D. Plague', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Salmonella typhi is the major cause of enteric fever.Man is the only known reservoir infection, viz cases and carriers. So its not a zoonotic disease. All others are zoonosis. Reference; Park&;s Textbook of preventive and social medicine, 24th edition.Pg no. 249', 'role': 'assistant'}]