Q: What ancestors did caecillians evolve from?


Read this paragraph and choose the correct option from the provided answers:

Caecilians are most closely related to salamanders. As you can see from Figure below , they have a long, worm-like body without legs. Caecilians evolved from a tetrapod ancestor, but they lost their legs during the course of their evolution.

 Choices:

- ornithopod

- arthropod

- hominid

- tetrapod


A:
tetrapod