There’s a lot but probably you know the basics like they’re vertebrates which means they got back bones , they have a scaly skin , they reproduce shelled eggs , cold blooded
Answer:
it would be C, since an abiotic factor is a non-living thing that helps shape the ecosystem.
Explanation:
If you look at A it lists flowers, which are alive. If you look at B it lists bacteria, which is alive. C doesn't list anything thats alive. D lists insects, which are alive.
They are the first species that could live on dry ground.