Pangaea would be you answer.
I believe the answer is "D"
Answer:
Air, Animles
Explanation:
The Air helps us live, and the Animles help us in al kindes of ways. One is food, Happiness and many other things.
A state is in a country, a country is in a continent. The main difference is size. a state can be really populated, but a country is more populated. a continent is even more populated then that. Hope this helps
