Weegy: Prior to WWII, people living in cities in the United States enjoyed "a housing boom." User: 9. In the city of Boston, Massachusetts, the prominent elevated expressway that once ran through the heart of the city has been moved to a an underground system. The area that once was the expressway has now been converted into (Points : 5)
a flowing river through the city.
parks and open space.
a new light rail public ... (More)