In which one of the following male and female gametophytes do not have free living independent existence

In which one of the following , male and female gametohphytes do not have free living independent existence?

In which of the following male and female gametophytes do not have free living independent existence?

Male and female gametophytes do not have an independent free living existence in:-

The male and female gametophytes do not have an independent free-living existence in :