Answered

All vertebrates have:

A.)radial symmetry.

B.)bilateral symmetry.

C.)an open circulatory system.

D.)an exoskeleton.

Verified Answer :

MissPhiladelphia

I think the correct answer from the choices listed above is option C. All vertebrates have bilateral symmetry. They have  two pairs of appendages - limbs, fins, wings, etc. Hope this answers the question. Have a nice day.