The correct answer is C) Russia transition from a command to a market economy was slow and difficult.
The conclusion that is best supported by the graph is that Russia transition from a command to a market economy was slow and difficult.
In the graph, you can clearly see that the economic change in Russia from 1990 to 2002 had its ups and downs. It was not easy, not fast, indeed was slow and faced complications. In 1990, Russia's GDP was at the highest, in the range of the 500 billion dollars. But it reached minimum lows in 1999, to 200 billion dollars. And after that, they had been growing at a slow rate. S yes, the conclusion that is best supported by the graph is that Russia transition from a command to a market economy was slow and difficult.