In what way did railroads and advances in communication affect geographic patterns in the United States?
AThey stalled the need for new inventions
BThey assisted in maintaining cultural traditions in an area
CThey changed the physical characteristics of a region
DThey stalled migration
AThey stalled the need for new inventions
BThey assisted in maintaining cultural traditions in an area
CThey changed the physical characteristics of a region
DThey stalled migration