Look at the map. A map of the United notes showing the Great Plains in the middle of the country and Eastern Cities on the East Coast. An arrow pointing left is labeled Farmers. An arrow pointing right is labeled Crops and food. How did the railroads affect the relationship between eastern cities and the Great Plains? Railroads brought settlers to cities in the East and crops and grain to farms in the Great Plains. Railroads brought crops and grain to cities in the East and settlers to farms in the Great Plains. Railroads brought settlers west, but did not bring anything east, so the relationship was not equal. Railroads brought crops and grain east, but did not bring anything west, so the relationship was not equal.

“[the city’s engineers excelled in areas] neglected by the greeks, such as the construction of roads and aqueducts, and of sewers that could wash the filth of the city into the tiber. they have built paved roads throughout the country, leveling ridges and filling up hollows, so as to make possible the movements of heavily loaded wagons. . and such is the quantity of water brought in by the aqueducts, that veritable rivers flow through the city and its sewers: almost every house has cisterns, waterpipes, and copious fountains.” —strabo, as quoted in empires ascendant: time frame 400 b.c.–a.d. 200 cisterns are tanks that hold water until it is needed; if a house has a cistern, it is likely to also have a. aqueducts. c. a swimming pool. b. a fish pond. d. sinks and faucets.