Answer:
Segmented worms vs invertebrates
Step-by-step explanation:
Mollusks are invertebrates such as snails, scallops, and squids. Different classes of mollusks have different ways of obtaining food. Annelids are segmented worms such as earthworms and leeches. Annelids have a coelom, closed circulatory system, excretory system, and complete digestive system.