For humans, population density is the number of people per unit of area, usually quoted per square kilometer or square mile (which may include or exclude, for example, areas of water or glaciers). Commonly this may be calculated for a county, city, country, another territory or the entire world.
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Answer: A Germany
Explanation: Germany is a federal, parliamentary, representative democratic republic. Its political system is based on the constitutional law.
features such as mountains (higher elevation = colder temperatures), ocean (winds blowing to land), valleys (could create a rain shadow, making it very rainy), etc.