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': 'The term &;social medicine&; was first introduced by \nSelect and explain. \nA. John Snow, B. David Morley, C. Jules Guerin, D. C.E.A. Winslow', 'role': 'user'}, {'content': 'Answer: C \nExplanation: The term social medicine was first introduced by jules Guerin ,a french physician in 1848. Ref : Park&;s Textbook of Preventive and Social Medicine; 23rd edition', 'role': 'assistant'}]