Family farms in the midwest have been replaced by large farms for all of the following reasons except a. modern machinery. c. pressure from foreign competition. b. push and pull migration factors. d. increase in the yields of the harvest.

The correct answer is c. pressure from foreign competition.

They didn't have pressure from foreign competition, it was local problems that troubled them. Smaller farms couldn't compete with wealthy farm owners who had better machinery and could monopolize the market through better yields and better prices that they offered to those who would buy their goods.

Is known as the agricultural revolution to the progressive development that agriculture had in a gradual and constant way in the last years, with the main factors like the nature and the production through the work of the man. Historians consider it to be a very important event in history because it shows the advance of men to obtain food and sources of production to supply towns and cities. In this development of agriculture, there was progress in agricultural production, genetic qualities, and cultivation techniques. This event produced processes of social and political organization with industrial and business standards.