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
Elimination of leprosy is define as prevalence - 
Select and explain. 
A. < 1 per 1000, B. < 1 per 10000, C. < 1 per 1 lakh, D. < 1 per 100
B: < 1 per 10000
Answer: B: < 1 per 10000 
Explanation: <p> Prevalence <1 per 10,000. Reference:Park&;s textbook of preventive and social medicine,K.Park,22nd edition,page no:288. <\p>