The correct option is B Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
Alcohol which forms the more stable carbocation undergoes dehydration more readily. Since tert-butyl alcohol forms more stable tert-butyl cation, therefore,it undergoes dehydration most readily than propanol.
1∘ and 2∘ alcohols give Victor-Meyer’s test but not 3o alcohol.
Hence both Assertion and Reason are correct but Reason is not the correct explanation for Assertion.