Answer:
Which of the following characters does not belong to Arthropoda?
it is a: closed circulatory sytsem.
Arthropods are invertebrates having an exoskeleton, a segmented body, jointed appendages and movable jaws.
Arthropods primary internal cavity is hemocoel, which accommodates their internal organs, and through which their hemolymph circulates. So, they have open circulatory system.
Therefore, the correct answer is option A.
Explanation:
