This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Concept of health and disease, Subject name: Social & Preventive Medicine
[{'content': 'Who is the "Father of Public health"? \nSelect and explain. \nA. John snow, B. Robe Koch, C. Louis Pasteur, D. Cholera', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Cholera is often called as the "father of Public Health"', 'role': 'assistant'}]