In the postwar era, the increased availability and affordability of cars most facilitated which social change? the end of public transportation the decline of cities the increase of women in the workforce the growth of suburbs

The growth of suburbs--cars became more affordable so each family could own at least own allowing for ease of travel to work. 

Cars allowed for people to travel from outer areas beyond the cities into the city to work. Suburbs grow after World War II giving middle class families an affordable place to live with larger yards and nice neighborhoods. Car culture allowed for families to live in nice neighborhoods while still working at desirable, well-paying jobs. 

The answer is the growth of the suburbs i just took it and its right