Prevalence on natural infection in age group 0-14 years is in order of 10%
C
Annual infection rate <5%
D
Prevalence of natural infection in 0-14 years is <1%
High-Yield Explanation
Park&;s Textbook of Preventive and Social Medicine 23rd edition Page no: 182 Tuberculosis control means reduction in the prevalence and incidence of disease in the community