Interdependence, the required answer for the given question is option (C).
International economics is concerned with how disparities in consumer choices and productive resources across national boundaries, as well as the institutions operating internationally, impact economic activity.
International trade between the world's major economies contributes to the survival of the global economy. These interactions mostly consist of trading between various nations. A number of goods are traded between nations as part of international commerce. International commerce, international financial flows, international aid and technical support for poor countries, international migration, and exchange rate regimes are a few examples of sectors where the study of international economics is used.
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