assertion (a): 2-chloro-3-methylbutane on treatment with alcoholic potash gives 2-methylbut-2-ene as major product.

reason (r): the reaction occurs according to saytzeff rule.

A. both Assertion & Reason are True & the Reason is a correct explanation of the Assertion.
B. both Assertion & Reason are True but Reason is not a correct explanation of the Assertion.
C. Assertion is True but the Reason is False.
D. both Assertion & Reason are false.