<prompt> Tuberculosis control is achieved when -Tuberculosis conversion index in infants is 1Prevalence on natural infection in age group 0-14 years is in order of 10Annual infection rate 5Prevalence of natural infection in 0-14 years is 1  <response>: 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 