1. Cartographer- a person who draws or produces maps. ( self explanatory )
2. Teacher- they teach the student about basic geography
3. A town planner- they are involved in the making and planning of cities. Should have to know geography to build in a city or town.
Answer: I'm pretty sure it is <u><em>cultural convergence</em></u>.
Explanation:
They are different countries that have different surroundings climate and much more
The development of large farms has polluted the river through waste runoff.
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The countries that belong to the same ethnic group are :
B. Lesotho
D. somalia
E. Swaziland
Those three countries are dominated by Digil and Rahanweyn ethnic group that live primarily as farmers
hope this helps