1. Senegal, Gambia, and others depend on what export?
iron ore
tobacco
cocoa beans
sorghum

2. What country experienced an ethnic cleansing by the majority Hutu and the minority Tutsis?
Rwanda
Uganda
Burundi
Ethiopia

7. according to the theory of isostasy, which statement must be true? a. the asthenosphere is denser than the lithosphere. b. the asthenosphere has the same density as the lithosphere. c. the lithosphere has the same density as the core. d. the lithosphere is denser than the asthenosphere.

Which factors add to the greenhouse effect and are caused by human activities?

After considering options, a student using the problem-solving process should next