It was centered exclusively in the South
Is the answer ^
There are diverse kinds of socialism. A purely socialist country would have an economic system based on collective ownership of resources, production, land, etc., by the workers. Communist countries usually have economic systems where the government owns all the means of production.
Explanation:
The economy of the Soviet Union was based on state ownership of the means of production, collective farming, and industrial manufacturing. The highly centralized Soviet-type economic planning was managed by the administrative-command system.