In which of the following options, the central problems of the economy are solved by the central authority?

Russia                                                                                 

Russia is a country where there is a centrally planned economy. All the decisions relating to the economic activities are managed by the central authority. Countries like China, Russia etc. follow a centrally planned economy.  Whereas, countries like India and Pakistan follow a mixed economic system where not all the production activities are managed by the central authority. There is a blend of private and public sectors.