Here are the answers to the given questions above:
C. The two goals of politicians when they gerrymander during redistricting are the following: <span>To enhance political party strength/to minimize the strength of the opposition party and to protect incumbents/to discourage challengers.
D. The two limits that the United States Supreme Court has placed on congressional redistricting are the following: </span><span>Districts must be equally populated and district lines cannot be drawn solely based upon race (outlawing racial gerrymandering).
Hope these answers help.</span>
The use of labor-saving devices in industry and agriculture. So b is the correct answer
Answer: The Great Migration
Explanation: During the Great Migration, African Americans ended up creating their own cities within big cities, one which happens to be Harlem**Harlem Renaissance** The black experience during the Great Migration also became an important theme in the artistic movement first known as the New Negro Movement which today is known as the Harlem Renaissance.