The most important long-term effect of the Peloponnesian War was A. the victory of Athens.
B. Spartan control of Greece.
C. the eventual conquest of Greece by Macedonia.
D. the collapse of the Delian League.

C. the eventual conquest of Greece by Macedonia.

Explanation:

Political stability: Countries that industrialized did so in a political environment in which the government provided stability and law.

Available work forces: Industrialization required large numbers of available workers who no longer lived in rural areas.

Natural resources: Industrialization required countries to possess natural resources such as steel or coal or to have access to these resources through their colonies.

Expanding economy: The process of industrialization required the availability of ready capital to start new businesses.