Answer:
D) lack of rain.
Step-by-step explanation:
- Geographically this lies in the south of the Sahara region and it consists to do the African nations. And it has a varied type of climate and thus extends for the Saharan region to the savanna belt and the horn of Africa.
- Distinctive forest and grasslands are found also in the tracks consisting of the shrublands and the Ethiopian highlands. The Cape region has a diverse type of subtropical and temperate forest and the shrublands owning to the scanty and varied nature of rainfall patterns.