Answer :
The major class that this animal belongs to is the Lophotrochozoans.
What is the Lophotrochozoan?
These are a clade of animals that are regarded as the protostome. The monophylletic animals that are grouped under this clade are:
- annelids
- molluscs
- bryozoans
The correct that shows how they are related are:
- Metazoa
- Parazoa
- organ level organisms
- Radiata
Read more on the protostome. here:
https://brainly.com/question/23965237