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Given below are two statement: one is labelled as Assertion A and the other is labelled as Reason R: Assertion A: In each period, second ionization energy of alkali metal is highest. Reason R: Second electron is removed in alkali metals from noble gas configuration which is most stable. In the light of the above statements, choose the correct answer from the options given below:
A
A is true but R is false.
B
A is false but R is true
C
Both A and R are true and R is the correct explanation of A.
D
Both A and R are true but R is NOT the correct explanation of A.

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