In which one of the following, the genus name, its two characters and its phylum are not correctly matched? `{:("Genus name","Characters","Phylum"),((d)"Periplaneta",(i)"Jointed appendages ","Arthropoda"),(,(ii)"Chitinous exoskeleton",):}`

Options

A. `{:("Genus name","Characters","Phylum"),( "Pila",(i)"Body segmented","Mollusca"),(,(ii)"Mouth with radula",):}`
B. `{:("Genus name","Characters","Phylum"),("Asterias",(i)"Spiny skinned","Echinodermate"),(,(ii)"Water vascular",):}`
C. `{:("Genus name","Characters","Phylum"),("Sycon",(i)"Pore bearing","Porifera"),(,(ii)"Cancal system",):}`
D. `{:("Genus name","Characters","Phylum"),("Periplaneta",(i)"Jointed appendages ","Arthropoda"),(,(ii)"Chitinous exoskeleton",):}`

Answer

A