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
Prevalence of a disease depends upon the following? 
Select and explain. 
A. Incidence, B. Duration, C. Both of the above, D. None of the above
C: Both of the above
Answer: C: Both of the above 
Explanation: Ans. is 'c' i.e., Both of the above Prevalence = Incidence 'x mean duration