Mollusks Have Evolved a Variety of Defenses; Which Group Is

Multiple Choice

Mollusks have evolved a variety of defenses; which group is properly matched with its appropriate defensive strategy?

A) Gastropods shelter their soft bodies inside a hard, hinged shell.
B) Some nudibranchs advertise that they are poisonous with bright, highly visual coloration patterns.
C) Bivalves can contract their mantle cavity and create a strong flow of water that can jet propel them to safety.
D) Cephalopods release a toxic ink that kills potential predators.