What effect did barbed wire have on the open range?

6. how are goods and services distributed in a free market system?

23. how does specialization among nations encourage interdependence? nations work together to share labor and resources to produce vital goods. nations sign treaties prohibiting taxes on imports. nations produce specific goods and then trade to obtain things they need. nations that are more developed agree to fund development in nations with limited industry.

Brainliesttt !me : ) describe the responses to terrorism in the united states.