Help Geography

6. The natural vegetation regions of sub-Saharan Africa
A. only correspond to climatic conditions in areas of West Africa.
B. are heavily impacted by human activity.
C. are all characteristic of equatorial latitudes.
D. don’t correspond closely to climatic regions.

19. Sudan is omitted from inclusion in the sub-Saharan region because it
A. is linked to Egypt by the Nile.
B. doesn’t border the Sahara Desert.
C. contains most of the evidence of humanity’s African origins.
D. is politically distinct from other regional countries.