Amphibians were the dominant vertebrate life form
I think the Earth would say "There are lots of people I'm trying to hold up here. it's getting pretty heavy to be honest. also, they keep using all my stuff!!"
Answer:
0, -1,-2
Explanation:
because M has to be less then 1
hope this helps dont 4get to like and star
-mercury
im pretty sure the answer would be c