I am almost positive it is B.
<span>The answer is letter B. Leave it alone or let it be. Laissez-faire is also known as “allow action to take its course”. Laisez-faire is a French term that often associated with Capitalism and free market. Capitalist states are often described as laissez-faire </span>
Using irrigation system was the practice closely associated with most ancient river valley civilization.
Oregon Fever
At that time, promoters and propaganda spread the news to the people across the nations that the area surrounding Oregon were filled with unclaimed natural resources and cheap lands.
After hearing this news, many people see this as an opportunity to opened up a business and obtain better a better life. This caused many farmers, miners, and ranchers tried to make heir way to Oregon which located on the northwestern part of United States.
The answer is True
Explanation: This quote is true because the death of all people was romanticized and seen as a great sacrifice, when it was just the sacrifice of a few lives unnecessarily. So this question is true for that reason.