Question

which regions in africa do not have enough water?
tropical rainforest
sahara and sahel
mediterranean coast
nile river valley

Explanation:

The Sahara is a vast desert and the Sahel, a semi - arid transitional zone south of the Sahara, both face water scarcity due to low precipitation and high evaporation rates. Tropical rainforests have abundant rainfall, the Mediterranean coast has access to the sea and some local water sources, and the Nile River Valley has the Nile as a major water source.

Answer:

B. Sahara and Sahel