This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous, Subject name: Social & Preventive Medicine
[{'content': 'Father of Medicine: \nSelect and explain. \nA. John Snow, B. Edward Jenner, C. Louis Pasteur, D. Hippocrates', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans. (d) HippocratesRef : K. Park 23rd ed. 15-6* Father of public Health: Cholera* Father of modern epidemiology: John Snow* Father of Medicine/first true epidemiologist: Hippocrates.', 'role': 'assistant'}]