Respuesta :
Its the fish. I'm on usatestprep.com doing a post test.
Its fish because the trilobite have an exoskeleton, so does the crab and lobster. The ant also have a exoskeleton, but not the fish. So, the fish is the one that is not related.
Its fish because the trilobite have an exoskeleton, so does the crab and lobster. The ant also have a exoskeleton, but not the fish. So, the fish is the one that is not related.