Q: Where do most cnidarians live?


Read this paragraph and choose the correct option from the provided answers:

Cnidarians are invertebrates such as jellyfish and corals. They belong to the phylum Cnidaria. All cnidarians are aquatic. Most of them live in the ocean. Cnidarians are a little more complex than sponges. They have radial symmetry and tissues. There are more than 10,000 cnidarian species. They are very diverse, as shown in Figure below .

 Choices:

- grass

- hills

- rocks

- ocean


A:
ocean