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

Which of the following plant groups produces seeds but is non-flowering?

To which division does $Zamia pygmaea$ belong?

Which of the following is a living fossil?

Given below are two statements:
Statement $I$: In gymnosperms, the male and female gametophytes remain within the sporangia.
Statement $II$: In gymnosperms, seeds are not covered.
In the light of the above statements, choose the most appropriate answer from the options given below:

Assertion: $Ginkgo biloba$ is a living fossil.
Reason: Organisms which have persisted and remained unchanged for the past several million years while their relatives disappeared.