A) If both Assertion and Reason are true and Reason is correct explanation of Assertion.
B) if both Assertion and Reason are true but 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.
Correct Answer: B
Solution :
Both assertion and reason are true, but reason is not the correct explanation of assertion as in the second phase of development of female gametophyte. the surviving haploid megaspore undergoes mitosis to produce an eight nucleate, seven-cell female gametophyte also known as the megagametophyte or embryo sac.
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