Which of the following developments helps to explain the change in agriculture depicted in the graph?
А
The extraction of western resources led to the growth of new towns and cities that demanded agricultural goods.
B
The growth of an internal slave trade provided an enlarged workforce whose labor helped increase agricultural production,
С
Farmers' cooperative organizations reduced consolidation in the agricultural markets in order to increase production
D
Increased migration from the West for industrial jobs in eastern cities led to increased consumption of agricultural goods.