I believe it's <span>B.Researchers everywhere began to collaborate and share data.
</span>
Answer:
Reducing Air Pollution
Explanation:
Pollution in China is very serious, before this pandemic, lots of citizens wore masks because of the pollution
Answer:
Explanation:
Great Britain, which had an increasing population that was estimated to be about 5.5 million people
Answer:
I have the first ten answers C, A, D, D, B, D, C, D, D, A
Explanation:
if u have the rest LMK