Assertion :- Chemical mutagens are more harmful as compared to radiations.
Reason: `C Cl_(4)` is firstly disscovered chemical mutagen.
A. If both Assertion & Reason are True & the Reason is a correct explanation of the Assertion.
B. If both Assertion & Reason are trur but Reason is not a correct explanation of the Assertion.
C. If Assertion is True but the Reason is Flase.
D. If both Assertion & Reason are false.