A division of labor occurred when people started producing a surplus of food because it was no longer necessary to use all of the labor force to subsist off of agricultural goods. Once a society or community can produce enough to survive and eat the labor force will begin to work in other industries creating a division of labor this could include making textiles, building homes, or any other number of economic activities.
They were treated with slavery but gave water and bread
Technological advances during the Industrial Revolution change Great Britain by diminishing the cottage industry. It also affected agricultural produce because people working on the land were lured to migrate to cities and work in factories.
The middle classes benefited the most form these changes while the laboring classes benefited the least.