D. The animals such as snakes and tortoises are called reptilians. Why?

These animals are called reptilians is because all of these animals has some sort of scaly skin, and most of them lay eggs and that most of them are cold-blooded

Explanation:

Explanation : Reptiles are cold blooded animals, have scales on their body (instead of hair or fur) and are usually egg laying. (certain viper types and boas give birth to live young). So that is what makes animals reptiles.

the answer is 1 i believe