Select the correct option for the following statements:
$(i)$ Like bryophytes and pteridophytes,in gymnosperms,the male and female gametophytes do/do not have an independent free-living existence.
$(ii)$ Non-motile isogamous gametes are found in Spirogyra/Volvox.

(A) $(i)$ In gymnosperms,the male and female gametophytes do not have an independent free-living existence. They remain within the sporangia retained on the sporophytes.
$(ii)$ Spirogyra exhibits non-motile isogamous gametes,whereas Volvox exhibits oogamous reproduction with motile male gametes.