How did the Rosenberg trial impact change in America?

it changed the laws

Explanation:

David and Ruth Greenglass provided the only testimony linking the Rosenbergs to espionage. The case became a cause celeb among American leftists, who argued the case was an extreme overreaction by the government and an inaccurate stoking of hysteria over Soviet infiltration in the American democratic political system

Explanation:

The correct answer is D: Noth America, Europe and Africa. This system consisted in exporting commodities that were not necessary in an specific region and that probably was needed in another one. For example, America would export sugar, tobacco and cotton to Europe, while Europe would export textiles, rum and manufactured goods to Africa; and the last one would export slaves to America.