Which name refers to a wide area of dry land that borders the southern edge of the sahara desert? a. congo basin b. great rift valley c. sahel d. kalahari

i dont know sorry, but ik that you need to pay attention in class

d and a is the correct anwsers

explanation:

roosevelt, a progressive reformer, earned a reputation as a "trust buster" through his regulatory reforms and anti-trust prosecutions. his "square deal" included regulation of railroad rates and pure foods and drugs; he saw it as a fair deal for both the average citizen and the businessmen.