Which option best analyzes how exchange becomes more efficient at a national scale? (1 point)

Question

Quaternary industries develop that benefit existing retail structures in local economies by connecting them to other places around the country.
Places within a country specialize based on comparative advantage, meanwhile better technologies enable exchange.
Urban centers refocus on primary industries, leading to the development of secondary industries that encourage exchange.
Countries enter into treaties that encourage trade, such as the North American Free Trade Agreement.

Answer 1

The option that best analyzes how exchange becomes more efficient at a national scale is:

Places within a country specialize based on comparative advantage, meanwhile better technologies enable exchange.

This option highlights the importance of specialization according to comparative advantage, which increases overall efficiency in production and exchange, while also acknowledging the role of technological advancements in facilitating these exchanges, making it the most comprehensive analysis of efficiency in exchange at a national level.