There exist a similar question which goes like,
A jury trial ___.
The remaining items in the question above happen to be the choices. The answer to this item is letter "A.. happens at the trial or district court level."
Russia’s heavy losses in WWI quickened existing calls for a political revolution against the tsar, as corruption and economic stagnation left millions of Russians in misery. By contrast, America’s economy was booming during the same period, largely due to a system of free enterprise. Political “radicalism” and especially Russian “Bolshevism,” then, were seen as unnecessary and dangerous.
Answer:
Interchangeable parts
Explanation:
Verified answer
It was the innovation of "interchangeable parts" that allowed for the mass production of goods, since the parts required to build a certain item could be imported from anywhere and replaced. pls Mark me as brainliest trust me