Statement I: Molecules that are non-superimposable on their mirror images are chiral.
Statement II: All chiral molecules have chiral centres.
A. If both assertion and reason are true and the reason is the correct explanation of the assertion.
B. If both assertion and reason are true and the reason is the correct explanations of the assertion
C. If the assertion is true but reason is false
D. If assertion is false but reason is true.