This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Anatomy
Most appropriate test to assess the incidence of TB in the community 
Select and explain. 
A. Identify all positives to tuberculin test, B. Sputum examination of symptomatic patients, C. Identify new conveer to tuberculin test, D. Screen all under 5 yrs with tuberculin test
C: Identify new conveer to tuberculin test
Answer: C: Identify new conveer to tuberculin test 
Explanation: Prevalence, Case finding, Incidence