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
Dharmendra&;s index and Jopling&;s classification deals with - 
Select and explain. 
A. TB, B. Leprosy, C. Syphilis, D. Polio
B: Leprosy
Answer: B: Leprosy 
Explanation: Dharmendra&; s index anx jopling classification deals with leprosy. Reference; Park&;s Textbook of preventive and social medicine, 24th edition.Pg no. 337