This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Social & Preventive Medicine
The term 'Social Medicine' was first introduced by? 
Select and explain. 
A. John Snow, B. David Morley, C. Jules Guerin, D. C.E.A. Winslow
C: Jules Guerin
Answer: C: Jules Guerin 
Explanation: Ans. is 'c' i.e., Jules Guerin The term social medicine was first introduced by Jules Guerin, a French physician in 1848.