A) Annelida-polychaeta-leech
B) Arthropoda-crustacea-cockroach
C) Mollusca-cephalopoda-Octopus
D) Protozoa-Hydra
Correct Answer: C
Solution :
Octopus (devil fish) is a mollusc, belonging to class cephalopoda.You need to login to perform this action.
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