Which of the following statements best describes mollusks?
A) Mollusks include gastropods, bivalves, and cephalopods; they have a reduced coelom, and many move at a sluggish pace.
B) Mollusks include gastropods, bivalves, and cephalopods; many move at a sluggish pace, and all are aquatic.
C) Mollusks include gastropods and bivalves; several bivalves are terrestrial with adaptations to withstand severe dehydration.
D) Mollusks include gastropods and bivalves, have a mantle, and all are aquatic.
Answer: A
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