c , i believe Explanation: sharecroppers were paid, kept under a roof, fed , etc. they also did not have to pay for the materials they planted with.

Families fell apart when the husbands would leave to go search for jobs.To save money, families neglected medical and dental care. Many familles sought to cope by planting gardens, canning food, buying used bread, and using cardboard and cotton for shoe soles. Despite a steep decline in food prices, many families did without milk or meat.
Marriages were delayed, Divorce &birthrate decreased .

Hope it helps
~<em>ʆᵒŕ∂ཇꜱꜹⱽẻⱮë</em>
Answer-
1.China
2.North Korea
3. Japan
4.South Korea