Answer:
Industrialization
Step-by-step explanation:
The Industrial Revolution introduced new machinery and transform cities. The Industrial Revolution changed the economy that had been based on agriculture and handicrafts into a large-scale manufacturing industry and the factory system. New machines made industries more productive and efficient. Farmers used the latest methods for increasing agricultural produce along with tools during sowing and harvest time. Immigration also took place where people left their hometown to cities where they could earn their living through working in industries.