Question

multiple choice question
nematodes in the phylum nematoda are
earthworms.
polychaetes.
roundworms.
flatworms.

Explanation:

Nematodes are commonly known as roundworms. Earthworms belong to the phylum Annelida. Polychaetes are also in the phylum Annelida. Flatworms are in the phylum Platyhelminthes.

Answer:

roundworms.