Choose the most appropriate answer for each.
-This group includes a transparent species that is used as model animal in developmental biology studies

A)two pairs of legs per segment
B)Arachnids
C)planarians, flukes, tapeworms
D)Nematodes
E)snails, squids, clams
F)Mollusca
G)sessile suspension feeders
H)jellyfish and corals
I)crustaceans, ticks, and insects
J)polychaetes, earthworms, leeches
K)sea urchins, sea stars