The first one is correct and the second one is B
Answer:
1. 3rd
2. Sanora
3. Weathering
4. Mining, because Africa has lots of rich mineral such as diamonds and oil that they sell to other countries.
5. don't know this one sorry
6. Nile
7. because of the weather it made it difficult for people to acclimate and evolve more technology wise.
8. Fresh water
9. When France took over some parts of Africa and enslaved their country them
The earth takes 365 days (1 year) to revolve around the sun.
Everybody is wrong :/
The true answer is A) principle of superposition