Which of the following directly contributed to soil erosion on the Great Plains in the 1930s?

a. railroads

b. heavy rains

c. farming

d. homesteading

Amongst the choices the one that directly contributed to soil erosion on the Great Plains in the 1930s is farming. This is on account that farmers usually worked on the topsoil and released it up. The wend will then drive away that will create a dust storms.