GRE Problem Solving Question 1648
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Which of the following can be inferred from the graphs?Indicate all possible values.
- A The number of power plants constructed in the U.S. between 1979 and 2004.
- B The percent of total energy used from oil, coal, and natural gas sources was greater in 2004 than the percent of total energy used from the same sources in 1979.
- C The amount of energy used from hydroelectric sources in 2004 was less than one fourth the amount of energy used from hydroelectric sources in 1979.