The correct answer is: "railroads".
Railroads flourished during the 19th century and enabled to travel long in-land distances much quicker than before. They were also one of the main factors that triggered the industrial revolution, as quick transportation reduced production costs and brought important efficiency gains for industries, for instance, in coal mining, and contributed to the development of mass production systems.
In the context of the Cold War, "containment" was a US strategy, wherein communism would be "contained" in the East. It didn't want communism to spread from the USSR to East European countries, China, Korea, and Vietnam. It was one of the most basic strategies in the Cold War.
The answer to the question is D.i hope this helps :)
It would have concentrated power in the executive branch of the government is the correct answer.
The general opposition to Franklin Roosevelt's Judicial Reform Bill was based on the grounds that it would concentrate power in the executive branch and would inappropriately shift the balance of power in the three branches of government.
who are you talking about?