Where do amphibians typically breed?

The $Axolotl$ larva belongs to the order:

The class of animals that live in both water and on land is known as:

Where does syngamy occur in frogs?

An animal having pentadactyl limbs without claws belongs to the class

$S$ - Statement: $Capelle$ classified frogs and $Ichthyophis$ into $Amphibia$.
$R$ - Reason: Frogs and $Ichthyophis$ possess a three-chambered heart.