Assertion (A): Second period consists of 8 elements.
a) Both A and R are correct and R is the correct explanation of A.
b) Both A and R are correct but R is not the correct explanation of A.
ect.
d) A is incorrect but Risco
c) A is correct, R is incorrect
d) A is incorrect but Ris correct
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Benzoic acid is present in yellow wasp
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