Match List I with List II:

- AA-II, B-I, C-IV, D-III
- BA-II, B-IV, C-I, D-III
- CA-IV, B-III, C-II, D-I
- DA-IV, B-II, C-III, D-I
Solution & Step-by-step Explanation
Pleurobrachia is a Ctenophore (Sea walnut).Radula is the rasping organ for feeding in Mollusks.Stomochord is a rudimentary structure in the collar region of Hemichordates.Air bladder (swim bladder) is present in Osteichthyes (bony fishes) for buoyancy.Correct Match: A-II, B-I, C-IV, D-III.