Answer:
exosystem
Explanation:
According to my research on studies conducted by Bronfenbrenner's, I can say that based on the information provided within the question this is an example of an exosystem support. This is defined by Brofenbrenner as a child development support that contains environmental elements that have a very deep influence on a child's development, even though the individual child does not interact with these elements in person.
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Sub- Sahara Africa consists of the Sahel and the Horn of Africa in the north, the tropical savannas and the tropical rainforests of Equatorial Africa, and the arid Kalahari Basin and the "Mediterranean" south coast of Southern Africa.
The answer is Russia . . . China