Statement A: In angiosperms, the megaspore shows the stages of uninucleate, binucleate, quadrinucleate and octanucleate stages during the formation of female gametophyte. 
Statement B: The functional megaspore of angiosperms shows three successive generations of free nuclear divisions to form embryo sac.
 

• A

  Both statements A and B are correct

• B

  Statement A is correct and B is incorrect

• C

  Statement A is incorrect and B is correct. 

• D

  Both statements A and B are incorrect.