The Supremacy Clause of the Constitution of the United States (Article VI, Clause 2), establishes that the Constitution, federal laws made pursuant to it, and treaties made under its authority, constitute the "supreme Law of the Land", and thus take priority over any conflicting state laws.
The united states was heavily influenced by the Great migration. One of the significant characteristic is the number of African Americans moved to states in the Northern America. Thus the correct option is (C).
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What is Great Migration?</h3>
Great migration refers to the mass movement of the African American from the South America to the North America in the year between 1910 to 1970. around 6 million people were dislocated from there old region to the new region. Thus it is also known as Black Migration.
US was heavily influenced by the situation as it took place at the time of the great depression. The causes that led to the great migration are racial segregation, exploitation, to obtain freedom, poor economic conditions, search of job etc.
Thus the main characteristic of great migration is movement of the African Americans to the state of North America.
Thus the correct option is (C).
Learn more about Great Migration here;
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Gun powder was used for military purposes in the 919 A.D. It killed many people in China. It was explosive.
Empirical data is not a source for people acquiring social knowledge
Answer: Option B
<u>Explanation:
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People acquire social knowledge based on their interaction with the outside world. It could be in the form of individuals, groups or organizations. These three sources strive to serve as information hubs for people who tend to acquire social knowledge.
However empirical data is not a source for interaction with the outside world as this data is collected by mere experience by people with the outside world. This information is not obtained through pure logic.
