Which one of the following groups of three animals each is correctly matched with their one characteristic morphological feature ?

Options

A. `{:("Animals","Morphological features"),("Scorpion spider ,cockroach","Ventral solid central nervous system"):}`
B. `{:("Animals"," Morphological features"),("Cockrach,locust,Taenia"," Metameric segmentation"):}`
C. `{:("Animals"," Morphological features"),("Liver fluke, sea anemone sea cucumber","Bilateral symmetry"):}`
D. `{:("Animals","Morphological features"),("Centipede,prawn,sea urchin"," Jointed appendages"):}`

Answer

A