Answer:
Although the standards of living increased, the workers suffered from dangerous working conditions as well as overcrowded housing for which they paid high costs. Many people from rural areas moved to the big cities due to the process of industrialization. The great demand of workers resulted in low wages.
Explanation:
B, the invention of techniques for farming and animal herding
Vice President Al Gor. I hope I could help! :D
Have a great rest of the day.