They really help in the process of Africa's state building, creating commercial networks between parts of the continent, and introducing literacy ( especially on northern part of Africa)
They also controlled the sea route between Asia and Africa and managed to maintain the relationship between Africa and the middle east
I might be wrong, but I am pretty sure that the Mississippi River empties into the Gulf of Mexico. Hope I helped!!!
3
Green manure.
Farmyard manure.
Compost manure.
Answer: B
You can see where the most people lives.
Answer:
I'm pretty sure its B, but if I got that wrong I'm so sorry.