What was one effect of the popularity of suburbia in the 1950s?

AWhites moved out of the cities, taking their wealth with them.

BHousing prices shot up, and soon thee middle class could not afford to live there.

CWomen, who weren't working 9 to 5, became important players in town policies.

DLight rail train systems sprang up to transport people between city and suburb.

EAutomobiles became more expensive because demand was very high.