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

Options

A. `{:("Annelida","Notochord at some stage and sperate anal and urinary opeinings to the outside "):}`
B. `{:("Echinodermata","Pentamerous radial symmetry and mostly internal fertilization"):}`
C. `{:("Mollusca","Normally oviparous and development through a trochophore or veliger larva"):}`
D. `{:("Arthropoda","Body divided into head , thorax and respiration by tracheae"):}`

Answer

C