Question

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

Countries enter into treaties that encourage trade, such as the North American Free Trade Agreement.

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

Quaternary industries develop that benefit existing retail structures in local economies by connecting them to other places around the country.

Urban centers refocus on primary industries, leading to the development of secondary industries that encourage exchange.

Answer 1

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

Explanation: internal specialization raises productivity and trade between regions, and advances in transport/communication lower costs and speed flows—together making national exchange more efficient.