Assertion : The nucleus of sperm fuses with the nucleus of ovum , before the formation of ootid .
Reason : Diploid nuclear status of organism is essential for its development .
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.