Which region of africa is characterized by semi-arid, flat grasslands which are home to small villages of subsistence farmers?
a) the sahel
b) the sahara
c) the savanna
d) the altiplano

A)sahel

Explanation:

i just took my test and put sahara and it said incorrect and then choose sahel and it was correct. i took this on usatest prep the answer is the sahel

answer; ///i believe the correct answer is the empire state building;

answer; they are called (pebbling);