Which 3 ecosystems have the highest productivity and which 3 have the lowest productivity?

for the points

plato users

given bodies of water

pacific / arctic / indian / southern

[ a ] the caribbean sea

[ b ] the northern ocean

[ c ] the atlantic ocean

[ d ] the barents sea

with this being the given answers

several tissues working together form an organ, and several organs together make up an organisms.

the group of cell that carries out special jobs are tissue.