Mollusks are invertebrates such as the common snail.
Mollusks are bilateraly symetrical and are protostomes.
The common snail is bilaterally symmetrical and a protostome.
What is bilaterally symmetrical and a protostome?
Options:
1) gastropod shells
2) honeybees
3) humans
4) shells
5) bears
6) the common snail
7) peachleaf willow
8) the eyes