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In each of the following
questions, a statement of Assertion (A) is given followed by corresponding statement of Reason (R). Of the statements, mark the correct answer as
(a) If both \( \mathrm{A} \) and \( \mathrm{R} \) are true and \( \mathrm{R} \) is the correct explanation of A
(b) If both \( \mathrm{A} \) and \( \mathrm{R} \) are true, but \( \mathrm{R} \) is not the correct explanation of \( \mathrm{A} \)
(c) If \( A \) is true, but \( R \) is false
(d) If \( A \) is false, but \( R \) is true
Assertion (A) UV-radiation causes photo-dissociation of ozone into \( \mathrm{O}_{2} \) and \( \mathrm{O} \), thus causing damage to the stratospheric ozone layer. Reason (R) UV-radiations reaching earth causes skin cancer.
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