Answer:
Correct answer is D. sub-Saharan Africa
Step-by-step explanation:
D is the correct answer as it refers to area south to Sahara desert, which is as we can see on the map located in the northern part of the continent.
Therefore, C cannot be correct as North Africa is located to the north from the shown area.
B is not correct as it refers to the eastern part of continent, while A is not correct also, as it also located in Eastern Africa.