Select the correct answer. This graph shows the average energy consumed and carbon dioxide emitted per person worldwide between the years 1965 and 2010. What conclusion can be drawn from the graph data? A. Energy consumption per person decreased from 1983 to 1989. B. Energy consumption per person will stay at about 70 Gigajoules per capita in the future. C. Energy consumption shows a decreasing trend after the year 2001. D. Increasing carbon dioxide emissions are closely linked to increasing energy consumption.

“[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.