A : Hybridization of carbon is sp² in all its crystalline allotropes .
R : There are alternate double -single bonds in each allotrope of carbon .
A. Both Assertion & Reason are true and the reason is the correct explanation of the assertion .
B. Both Assertion & Reason are true but the reason is not the correct explanation of the assertion .
C. Assertion is true statement but Reason is false .
D. Both Assertion and Reason are false statement .