Which geographical feature, made of large treeless areas and tall grass, can be found in the great plains of the u. s.? a. prairies b. mountains c. plateaus d. swamps

In shallow water at the beach, manuel saw an animal whose body was protected by hard plates. its body also had radial symmetry. the animal pumped water into its tube feet to move. which invertebrate group does this animal belong to? a. mollusks b. echinoderms c. sponges d arthropods