Why did small-scale settlements in southern africa give way to larger states during the early nineteenth century?
a. larger states were able to experiment with new leadership styles, ending their dependence on traditional forms of political order.
b. larger states were better at utilizing agricultural land, allowing them to relieve population pressure more effectively than smaller settlements.
c. larger states were better equipped to compete for limited land and resources.
d. larger states were more efficient at gathering goods for trade with europeans, and benefited from european technologies.