Answer:
to prevent one branch from gaining too much power over the others.
This is because many parts of east Africa have been historically colonized by the United Kingdom and France. This is why English and French are spoken in these parts of Africa today, instead of an indigenous African language. These areas have been under British and French rule for a long time so those languages tended to stick with the people.
Answer:
Is this a serious question?
Explanation:
Anyway,
Its green because of the pigments it has. This pigment is called chlorophyll. Most plants have this. Lol :D