The correct answer is "A".
The Domino Theory was developed in 1950 in the US administration. It proposed the idea that if one country in a region was governed by a left-wing power which shared communist beliefs, neighbor countries will follow suit. This led the United States to get involved in numerous armed conflicts around the world, such as the Korean War, in order to prevent the spread of Communism.
The cause of the civil rights movement was to stop the racism with black people and have them be as equal as other people. After the civil rights movement people stopped being racist to black people in public places and in jobs.
During WW2, the Axis Powers consisted of Germany, Italy, and Paris. Germany was ruled by Adolf Hitler, Italy ruled by Mussolini, and Japan by Hirohito. They were opposed by the Allied Powers, USA, UK, France, and Russia.
Yes, I believe that's true. They spread their believes and traditions with them.
