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Question : Assertion (A): It is advantageous to give the polio vaccines orally. Reason (R): It prevents reinfection by causing intestinal immunity.

Answer»

Both (A) and (R) are TRUE and (R) is the CORRECT explana-tion of (A)
Both (A) and (R) are true but (R) is not the correct EXPLANATION of (A)
(A) is true but (R) is false
Both (A) and (R) are false

Solution :N//A


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