Franklin D. Roosevelt & Mary McLeod Bethune Both quoted about the great depression
Answer:
The concept of the "suburbs" was built up by Levitt and Sons, and this concept had become extremely successful, as over 85% of new homes within the United States are in suburban areas- and is has become a staple of American culture.
..Well, you might want to cut out the "staple of American culture" part. That's just me talking out my butt.
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