A. Economics
We might also include consumption of goods and services along with production and distribution and management.
The Physiocrats of France (believers in "rule by nature" in economics) and Adam Smith in Scotland were some of the first to pursue economics as a field of inquiry. They would have called it the "political economy," which Smith defined as follows: "A<span> branch of the science of a statesman or legislator ... to provide a plentiful revenue or subsistence for the people, or more properly to enable them to provide such a revenue or subsistence for themselves; and to supply the state or commonwealth with a revenue sufficient for the public services." -- Quote from the introduction to Book IV of Smith's famous work, <em>An Inquiry into the Nature and Causes of the Wealth of Nations </em>(1776).</span>
Answer: Mexico allows American travelers/colonists into Texas
Explanation:
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C.New railroad lines across the Great Plains made it cheaper to ship cattle by rail.</span><span>
With the formation of properties, the installation of fences and the modernization of the transport popularized by the railroads, the movement of livestock has been reduced drastically. Costs were reduced, time was reduced and security increased.
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Answer:
In 1954, the civil rights movement gained momentum when the United States Supreme Court made segregation illegal in public schools in the case of Brown v. Board of Education
Explanation: