Population density refers to . where people shop
the number of people who live in a square mile or kilometer
explains why people in a region live where they do
settlement patterns

The number of people who live in a square mile or kilometre

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★ Population density refers to the number of people who live in a square mile or kilometer.

Explanation:

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without the article i believe the answer could be a because algeria is a low soci-economic country in africa and most countries that ahve such qualities lack womens rights