Explanation:

- Option 1: Bryophyta

- Comprises mosses, liverworts, and hornworts.

- Non-vascular, meaning they don't have the vascular system (xylem and phloem).

- They reproduce via spores and need moist environments.

- Option 2: Gymnosperms

- Includes conifers, cycads, and ginkgoes.

- They are seed-producing plants.

- They do not produce flowers and have "naked seeds" not enclosed in fruits.

- Option 3: Thallophyta

- Includes algae, fungi, and lichens.

- They have a simple body structure without distinct roots, stems, or leaves.

- Option 4: Pteridophyta

- Correct Answer: This group includes ferns and their allies (like club mosses and horsetails).

- Vascular plants that reproduce via spores.

- They have true roots, stems, and leaves.