c. trade
Explanation:
I got a similar question last week
Likely because they were hardy, and had a fair amount of experience with agriculture.
Midwest would be the answer
The correct answer is: the architecture for centralization of the state economy within the government hierarchy.
Gosplan was the State Planning Committee in the Soviet Union which was an agency responsible for the central economic planning of the state economy. In other words, they created and administrated plans governing the economy.
Moreover, It was established in 1921 and lasted until the dissolution of the USSR in 1991.
