Which aspect of domesticating animals likely made the most important change in how early humans lived during the neolithic revolution?

Animals, in the Neolithic era, ceased to be game because of the benefits they could provide to humans and their new lifestyle that was based on livestock and agriculture. This is why they began to be domesticated under economic production purposes; For example, the cow, the goat, and the sheep provided milk, others, skin. In addition, different animals were destined to the load and the transport. Thus the humans in the Neolithic were leaving their lives as nomads to settle in a sedentary style and little by little going the way to civilization.