Assertion : It is not so easy to oxidise primary alcohols to aldehydic stage.
Reason : Aldehydes are prone to furthr oxidation to carbonxylic acids.
A. If both assertion and reason are correct and reason is correct explanation for assertion.
B. If both assertion and reason are correct and reason is not correct explanation for assertion.
C. If assertion is correct but reason is incorrect.
D. If assertion as well as reason are both incorrect.