A) Echinodermata - Pentamerous radical symmetry and mostly internal fertilization
B) Mollusca - Normally oviparous and development through a trochophore or veliger larva
C) Arthropoda - Body divided into head, thorax and abdomen and respiration by tracheae
D) Chordata - Notochord at some stage and separate anal and urinary openings to the outside
Correct Answer: A
You need to login to perform this action.
You will be redirected in
3 sec