I believe it would be <span>the high fertility rate in sub-Saharan Africa
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Answer: This region is one of the world's premier natural showcases for Earth history. These rocks formed deep beneath the surface of the earth and were uplifted, eroded, and exposed for eons. By 600 million years ago North America had been eroded to a remarkably smooth surface.
Explanation:
Colonial rule rested upon violence and coercion in that many colonies were seized with military force; rebellions were regularly suppressed using violence; and forced labor was regularly extracted from the populations of colonies. However, the colonial system also relied on voluntary cooperation.
Answer:
this is not the real answer just a conjecture human being did not develp altrusim
Explanation:
The correct answer is Id.
Explanation: In the studies of psychoanalysis and psychology, the Id is responsible for instincts, organic impulses and unconscious desires. The id has no contact with reality, can be satisfied in fantasy, even if it does not perform a concrete action regarding that desire. The id is called the "pleasure principle".