Fact 1: Mollusks are invertebrates such as the common snail.

Fact 2: Mollusks are bilateraly symetrical and are protostomes.

Given the two facts above, answer the question "What is bilaterally symmetrical and a protostome?" with the following options: 
- gastropod shells
 - honeybees
 - humans
 - shells
 - bears
 - the common snail
 - peachleaf willow
 - the eyes


 

      the common snail   