Plant pollen is often carried by wind or insects from one plant to another. This process deposits the pollen containing the male sex cell on the part of the plant that contains the female sex cell.

What does this show about these plants?

They are sexual.

They are unicellular.

They are prokaryotic.

They are nonvascular.

The correct answer is they are sexual.

Explanation:

Plants reproduce by both the ways of reproduction that is asexual and sexual.

Plant pollen is the male gametophyte of the plant life which carries two male gametes inside them which after landing on suitable female sex organ, it can fuse with female sex cell to make a new sporophyte.

Since the given condition of question is involving two different gametes - male and female, therefore, this is showing the sexual mode of reproduction in plants.

Thus, they are sexual is the correct answer.

The answer is A: That plants are sexual.