Which of the following lists ranks the type of country in order of influence from most powerful to least powerful?

In the world-systems model, core countries hold the greatest economic and political influence. Semi-periphery countries have less influence than core countries but more than periphery countries, while external areas are outside the system and are generally least influential. Therefore, the order from most powerful to least powerful is core, semi-periphery, periphery, external, which is choice D.

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