Salutations!
The zone along the southern margins of the Sahara, which is experiencing desertification leading to drought, famine, and destitution, is called what?
The zone along the southern margins of the Sahara, which is experiencing desertification leading to drought, famine, and destitution, is called Sahel. None of the option as you listed, don't go along the answer.
Thus, your answer is option C.
Hope I helped :D