All of the ideas in the bill of rights are ideas that should not be taken away from any one person, and as long as they are a U.S citizen, should have.
In general terms, the Marshall Plan was "<span>b. a program to aid European nations and to promote prosperity and democracy," since it was believed that this would help stop the spread of communism. </span>
They provide a channel in which people can communicate directly to their congressmen/ back them to pass legislation on your behalf.