Question

Which characteristic is common to a starfish and snail?(1 point)
Responses pick the best answer

both are invertebrates
both are invertebrates

both are the same size
both are the same size

both are echinoderms
both are echinoderms

both are mollusks

Answer 1

The best answer is:

**both are invertebrates**

Starfish are echinoderms and snails are mollusks, but both are classified as invertebrates since they do not have a backbone.