1) limpet-these are organisms that have muscular foot[D] 2) barnacles-these organisms cement to rocks and have conical shape[E] 3) lichens-these organisms are highly salt resistant[B] 4) crabs-these are the one that have strong legs for anchoring to holes in rocks[C] 5) seaweeds-these are organisms with hold fasts and slimy mucus[A] hope it helps