Question

All animals which possess a spine are included in the same _____.

1. species
2. genus
3. phylum
4. class

Answer 1

Phylum

Step-by-step explanation:

All vertebrate animals belong to a phylum which are also called what i remember, Chordata.

Also, animals with a spine are also called vertebrate animals, so jellyfish and other spineless animals are not included as a vertebrate.

Answer 2

the answer is 3: phylum