A - he introduced a new kind of tobacco
The answer to the question presented above would be the 'Mali Empire'. The Songhay Empire replaced the Mali empire. The Mali empire fell down because of the death of their ruler and the dispute on whether who was to succeed it.
The wealthy elite in less developed countries typically do not provide a significant amount of personal savings for domestic capital formation if the question must be worded as "do not." However, wealthy elites in less developed countries often DO regard security as important in their investments and therefore invest in foreign companies and overseas where there is greater security and growth potential for their investments.
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