Which of the Following Statements About Farm Mechanization Is FALSE

Which of the following statements about farm mechanization is FALSE?

A) It encouraged an increase in the use of migrant labor on factory farms.
B) It transformed the scale of agricultural production, which led to huge irrigation projects in the West.
C) It helped delay the onset of the "Dust Bowl" on the Great Plains thanks to use of the new steam tractor, which mitigated the effects of soil aridity.
D) It included innovations such as the disk plow, which made planting easier.
E) Farm output increased in previous arid areas.