Assertion :- Oxidation number of `Cr` in `CrO_(3)` is `+6`.
Reason :- In `CrO_(5)`, four oxygen atoms are involved in peroxide linkage.
A. If both Assertion & Reason are True & the Reason is a correct explanation of the Assertion.
B. If both Assertion & Reason are True but Reason is not a correct explanation of the Assertion.
C. If Assertion is True but the Reason is False.
D. If both Assertion & Reason are False.