Final answer:
The natural formations in Korea, such as mountains, rivers, and coastlines, help protect the society by serving as barriers, transportation routes, and providing defense against invasions.
Step-by-step explanation:
The natural formations of Korea, such as mountains, rivers, and coastlines, play a crucial role in protecting the society. Mountains provide natural barriers that help to defend against invasions and provide strategic advantage. Rivers act as natural transportation routes and a source of freshwater, while coastlines offer protection from potential naval attacks.
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