gmatmachoman wrote:During the eighteenth century, widespread changes in agriculture, known as the agrarian
revolution, involving the large-scale introduction of enclosed fields, of new farming
techniques and crops, and the substitution of commercial for subsistence farming.

A. revolution, involving the large-scale introduction of enclosed fields, of new
farming techniques and crops, and

B. revolution, involved the large-scale introduction of enclosed fields and of new
farming techniques and crops, and

C. revolution, which involved the large-scale introduction of enclosed fields and of
new farming techniques and crops, and

D. revolution involved the large-scale introduction of enclosed fields, new farming
techniques and crops, and of

E. revolution that involved the large-scale introduction of enclosed fields and new
farming techniques and crops, and of