What are the landforms and climate of the colony of south carolina

Look at the map of cities in the united states at the turn of the twentish century what impact did railroads have on cities across the united states at the turn of the twentish century

Fulton county would be most likely to have its economy positively influenced bya) an international airport. b) the port of brunswick. c) the port of savannah. d) a subway system

Which type of evidence would support the author's claim?