their new lives new technologies such as the radio, silent movies and Henry Ford's automobile industry were invented. And First, it gave Americans more leisure time. By the 1920s, there were many more labor saving devices, particularly ones that reduced the difficulty of housework. These gave Americans more time to do things other than simply working. Second, technology gave Americans more things to do with that newly-found spare time.
<span>The people who live in the civilization use shells as tools. </span>
Answer:
A quipu, or knot-record (also called khipu), was a method used by the Incas and other ancient Andean cultures to keep records and communicate information. In the absence of an alphabetic writing system, this simple and highly portable device achieved a surprising degree of precision and flexibility.
French for 'leave alone', laissez-faire is an economic theory that became popular in the 18th century. The driving idea behind laissez-faire as a theory was that the less the government is involved in free market capitalism<span>, the better off business will be, and then by extension society as a whole.</span>