In recent surveillance reports cases of diphtheria are reducing. This is due to -
Ans. is 'c' i.e., Vaccination o The reduced incidence of diphtheria in India is primarily due to the high coverage of appropriate immunization in children and to an apparent reduction in toxin-producing strains of the bacterium.
Chemoprophylaxis
Improved standard of living
Vaccination
Health education
Diphtheria