Q 1282545437.    

Assertion : Nuclide `text()_(13)Al^(30)` is less stable than `text()_(20)Ca^(40)`.

Reason : Nuclide having odd number of protons and neutrons are generally unstable.

A Both A and R individually true and R is the correct explanation of A
B Both A and R are individually true but R is not the correct explanation of A
C A is true but R is false
D A is false but R is true

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