B. If you look at the dates, the earliest instance of the plague started in the south. Then, it continues to spread upwards and to the west, and the dates continue chronologically, from 1347 to 1349.
i think this may help you
The basic principle of Marxism is, there should be equality. Karl Marx believed in a utopian society wherein people are equal and classless. But in order to achieve this utopian society, there are three phases that should happen. First, a revolution should take place. This is because of class stuggle. The rich often times exploit the working class and inequal distrubution of goods. Second, a new leader or dictator must lead. In order to achieve the utopian society, they must rid off the capitalist who are in the government. And lastly, a new government be created . They must create a government that follows the principles of socialism or equality.
While the Marshall Plan was, in part, created to stop the spread of communism, the Molotov Plan was there to encourage it. Money from the Soviet Union could be used to prop up nascent communist states in a similar way that the money from the Marshall Plan was attempting to rebuild western-style democracies.