For more than a century, Americans moved from rural to metropolitan areas. Then in the 1950s, Americans made a mass exit from the city to the suburbs. Now many of these suburb dwellers are moving back to the rural areas. They are developing micropolitan areas, which offer many of the advantages of the metropolitan areas, but without the population crush, the traffic jams, and the high crime rates. This trend affects the location of many businesses and is part of the ____ dimension in which they operate.

a) internal

b political-legal

c) task

d) sociocultural

e) economic