A geographer analyzing economic relations between countries would likely use which concept?

The concept of interdependence is crucial for a geographer analyzing economic relations between countries because it highlights how countries rely on each other for resources, trade, and economic stability. This interconnectedness reflects the complex web of relationships in the global economy, where the actions of one nation can significantly impact others.

Understanding interdependence allows geographers to explore trends such as trade agreements, supply chains, and economic policies that affect multiple countries. It also provides insights into how global markets operate and how countries navigate economic challenges together. In contrast, the other concepts—global warming, ethnic and religious divisions, and tectonic plate movement—while important in their own contexts, do not directly pertain to the analysis of economic relations between nations. Global warming relates more to environmental issues, ethnic and religious divisions focus on social aspects, and tectonic plate movement pertains to geological changes, making interdependence the most relevant concept for understanding economic ties.