Freedom summer who started the campaign?

Which piece of information would most a historian create an interpretation of this photograph of works in a factory?

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.

Indian scholars invented all of the following that we use today except .