Choose the correct option.

Options

1. A$$\begin{aligned} \text{ Mammalia - } & \text{ Ornithorhynchus, } \\ & \text{ Macropus, Betta }\end{aligned}$$
2. B$$\begin{aligned} & \text{ Aves } \quad-\text{ Pteropus, Neophron, } \\ & \text{ Aptenodytes } \\ & \end{aligned}$$
3. CAmphibia - Ichthyophis, Hyla, Salamandra
4. D$$\begin{aligned} \text{ Reptilia }- & \text{ Bangarus, Pristis, } \\ & \text{ Crocodylus }\end{aligned}$$