Q 1282734637.    

Assertion : Many light elements between boron and calcium give rise to artificial radioactivity on being bombarded by `alpha`-particles.

Reason : In artificial radioactivity produced by means of `α` -particles, the yield is very low and the yield decreases as the energy of `α` -particles.

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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