TS EAMCET Medical 31 Jul 2022 Shift 1 Paper

Study the following statements and pick up the incorrect statements.
I) The animals with radial symmetry are sessile, planktonic or sluggish.
II) Platyhelminths are acoelomates.
III) Persistent blastocoel becomes coelom in coelomates.
IV) Molluscs are enterocoelomates.