3. Helps protect life on earth
It should be gross domestic products, quality of life, and tribal ethnic tensions.
Answer:
Depending on the amount of liquid he has, he can use it to fill each test tube. he can do 8 orders per test tube :D
Answer B. Continental shelf:
Explanation:
Just looked it on Nasa website says it forms on oceanic and continental plates
The African countries include: Nigeria, Ghana, Gambia, Sierra Leone, Liberia, South Sudan, and Cameroon.