What was the question for this implicit rationale, and corresponding answer?
Mollusks are invertebrates such as the common snail. Mollusks are bilateraly symetrical and are protostomes. The common snail is bilaterally symmetrical and a protostome.
 The answer: (F)
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The question: What is bilaterally symmetrical and a protostome?
Options:
- (A) gastropod shells
- (B) honeybees
- (C) humans
- (D) shells
- (E) bears
- (F) the common snail
- (G) peachleaf willow
- (H) the eyes
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