Assertion: A single mutation may produce a new species
Reason: Mutations cause variation in chromosomes and genes and are, therefore, inheritable .
A. If both Assertion and Reason are true and Reason is the correct explanation of Assertion
B. If both Assertion and Reason are true and Reason is not the correct explanation of Assertion
C. If Assertion is true but Reason is false.
D. If both Assertion and Reason are false