The correct option is A Farmers and peasants
During 1920s and 1930s the Soviet Union was ruled by Communist party (Bolsheviks) which does not believe in private property. After the Russian revolution the farm lands were taken over by the government and combined to form big Government owned farms where the farmers would work as laborers. This process was known as Collectivization. Its target was to improve food security, food supply to urban areas and supply of raw material to industries. Although the programme failed badly leading to famine and starvation and death of thousands of people.