The correct answer is A) people sought out the better public transportation options present in the suburbs.
The other options of the question were B) unemployment and crime. C) Suburbanites take up many times as much space as city dwellers. D) None of the above.
From the 1950–1990s, many cities experienced a loss in population as people left for the suburbs. All of these are factors that led to this migration EXCEPT people sought out the better public transportation options present in the suburbs.
Many US citizens had the kind of income to make a move to suburbs. They were much better places to life compared to the crowded spaces in the cities, where problems such as traffic, bad and inefficient transportation, and crime indexes, made people turn around to see the suburbs as the best place to raise a family.