Answer:
The correct answer is option B, C, AND E.
Explanation:
Cephalopods are the member of class Cephalopoda of the molluscan group such as squid. They're made up of a body, a head and a foot having a muscular case called a mantle that protects their organs.
Some species also have tentacles that are modified of their feet.
Cephalopods nervous system is the most complex of any invertebrate nervous system.
Member of this class shows different types of swimming to fishes which is jet propulsion such as squid.
Thus, the correct answer is option B, C, AND E.