How do mountains influence where people farm in the koreas?

The correct answer is the following.

Mountains in the Koreas influence the way people farm. Mountains in the Koreas cover 70 percent of the territory. Mountains make it difficult for the people to farm. The best region for farming is the West Coast. The flatlands of the West Coast provinces are the best places for farming.

In the case of North Korea, the mountains are are cold and dry. In the case of South Korea, only 22 percent of the land is good for farming. Anyway, Rice is the most important grain produced in the country. In the case of North Korea, is rice and potatoes. Due to their geographic conditions, both countries need to import most of the grains.

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