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Which one of the following phyla is correctly matched with its two general characteristic?

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