Mass production<span> developed during the Second Industrial Revolution as demand increased for manufactured goods. It was perfected and improved upon, when Henry Ford used the idea of mass production to create the assembly line in 1913.</span>
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Explanation:
I think it is d. new England but not sure
Their refusal to do any type of military service.
In economics, a circular flow model is a diagram that is used to represent the monetary transactions in an economy.
There are two flows present within the model including flows of physical things (goods or labor) and flows of money (what pays for physical things).<span>The circular flow of income follows a specific pattern: Production → Income → Expenditure → Production.</span>The production possibility frontier can be used to illustrate the circular flow model.Economists use data, statistics, and natural experiments in order to make economic "laws" that explain general patterns.<span>.</span>
They passed personal liberty laws in some states
