Choose the correct set of features of Osteicthyes.(a) Air sac(b) Air bladder(c) Claspers(d) Cloaca(e) Operculum(f) Osphradium

Osteicthyes are bony fishes with air bladder (for buoyancy) and operculum (gill cover).Sharks have claspers and cloaca.Air sacs supplement respiration in birds.Osphradium is a chemoreceptor that monitors the water currents entering the mantle cavity in molluscs.