Answer:
c. hardened racial divisions in American life.
Explanation:
Between the year 1950 and 1970 , the way of segregate American life was the suburbs , because , the suburbs became dominant in the cities , and ,
hence , it is also known as white fight , there was the practice of prejudice by the suburbs in the planners and banks .
Hence , the correct answer for the given information is c. hardened racial divisions in American life .
