I think it D.100% because the air has reached its limit
Answer:
Protozoology should be the answer.
Answer:
the first one
Explanation:
The animals above it can no longer eat it, and the animals below it will no longer be eaten by it.
Answer:
1% of the atmosphere is made up of elements other than N and O
Explanation:
hope it helps
Likely this was an inversion event.