Asettled area with just one place to buy food is called a a. village b. metropolis c. town d. hinterland

A settled area with just 'one place to buy food' is called a village.

Explanation:

A village is basically characterized by a small, majorly independent settlement of a bunch of houses lying in 'close proximity' to each other, sharing most entities and assets that are single, common, and open for everybody's use. For the population in villages in considerably low, there isn't a great need for multiple marketplaces. Hence, most villages have a single marketplace where the trade of food and other essential goods takes place.

Is there a picture of the diagram?

Themes; subfields is the answer