Why might an economist look at hundreds of kids standing in line for lunch in the cafeteria and say, “There is an example of scarcity”?

 Materials used to make the car are in limited supply. Only so many workers are available to assemble cars.

The land that the factory is on is part of a fixed amount of land on Earth.

Explanation: I Hope I helped

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answer; ///it examines the interaction between genetics and culture in shaping human biology;