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What is the correct answer?

4

Which one of the following is a correct statement?

A. Pteridophyte gametophyte has a protonemal and leafy stage.

B. In gymnosperms, female gametophyte is free-living.

C. Antheridiophores and archegoniophores are present in pteridophytes.

D. Origin of seed habit can be traced in pteridophytes.