It seems like the answer is B, the organic act is an act <span>of the United States Congress that establishes a territory of the United States or an agency to manage certain federal lands. But that doesn't seem to be an option here.</span>
The African empires remained largely as traditionalists and agriculturists. They stayed in their territories working hard to achieve progress. The Swahili city-states were traders and craftsmen. Their culture had been influenced by Middle-Easters and Indian territories. They were able to make dealings with overseas territories which helped them increase their economy.
B. Africa to North America