The correct choice is (c) Felidae
Easiest explanation: Panthera refers to the genus to which lion, tiger and leopard belong to. Canidae refers to the family to which wolves, dog, jackals and foxes etc. belong to. Felidae is the family to which lion, tiger, leopard and cats etc. belong to. Mammalia is a class of animals which includes all the milk-feeding animals like dogs, cats, humans, bats etc.