You are aware of Polio Eradication Programme in your city. Children are vaccinated because
(a) vaccination kills the polio causing microorganisms
(b) prevents the entry of polio causing organism
(c) it creates immunity in the body
(d) all the above
Answer: C
Solution: Vaccines create copies of the microbe which causes a certain disease. This in turn generates immunity in the body which helps to prevent the infecting microbe to convert into an actual disease when an individual is exposed to it.
Therefore, the children are vaccinated to create immunity in the body against Polio.
Hence, the correct answer is C.