Statement I: Molecules that are non-superimposable on their mirror images are chiral.
Statement II: All chiral molecules have chiral centres.
A. Statement 1 is true, statement 2 is true, statement 2 is a correct explanation for statement 1
B. Statement 1 is true, statement 2 is true, statement 2 is not a correct explanation for statement 1
C. Statement 1 is true, statement 2 is false
D. Statement 1 is false, statement 2 is true