Salamander belongs to which of the following classes?

Amphibian

The correct answer is Option (4) – Amphibian

Salamanders belong to the class Amphibia. Amphibians are a diverse group of vertebrates that typically inhabit both aquatic and terrestrial environments during different stages of their life cycle. They are characterized by several features, including moist skin, the ability to respire through both lungs and skin, and a larval stage that undergoes metamorphosis into an adult form. Salamanders are specifically known for their long bodies, short limbs, and long tails. They are typically found in moist habitats such as forests, wetlands, and streams. Therefore, the correct answer is: Amphibian