D. the settlement of unpopulated areas
The longer the tail, the more maneuverability the kite has. Think of a cheetah. They are very fast, and have long tails to steer. If an elephant tried to run, it couldn't turn very fast. The tail is used mostly for balance. Hope this helped!
Answer:
Explanation: It is true that allegiance to a tribe is one handicap to national unity in Africa. When Africa was divided into countries, it did so with little consultation of local people.
Your answer is <u><em>Attention</em></u>.
Hope this helps, if not, comment below please!!!!!