Assertion : Normally monospermy occurs in most of animals .
Reason : Vitelline membrane of ovum checks polyspermy .
A. If both Assertion & Reason are True & the Reason is a correct explanation of the Assertion .
B. If both Assertion & Reason are True but Reason is not a correct explanation of the Assertion.
C. If Assertion is True but the Reason is False .
D. If both Assertion & Reason are False.