In which one of the following the genus name, its two characters and its class/phylun are correctly matched?

Question

Genus name		Two characters		Class/Phylum
Ascaris		(i) Body segmented (ii) Males and feamales distinct		Annelida

Genus name		Two characters		Class/Phylum
Salamandra		(i) A tympanum represents ear (ii) Fertilization is external		Amphibia

Genus name		Two characters		Class/Phylum
Pteropus		(i) Skin possessess (ii) Oviparous		Mammalia

Genus name		Two characters		Class/Phylum
Aurelia		(i) Cnidoblasts (ii) Organ level of organization		Coelenterata

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