One reason why the coal industry declined in the 1920s was __________
A) oil and natural gas became the dominant energy sources
B) a dramatic shortage of coal
C) industry required less energy to produce products
D) government-built dams provided cheap hydroelectric power
Answer: A
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Before the Civil War, the U.S. government referred to the land west of the Mississippi River as __________.
a. the Great Wasteland b. the Tribal Lands c. Indian Country d. unincorporated territory
The demand for workers in California during World War II was greatest in
a. the shipyards and aircraft plants. b. the motion-picture industry. c. the service industry. d. electronics and communications.
The invasion of _________ reinvigorated antiwar protests, which erupted on a massive scale in 1970. A. Thailand B. China C. Laos D. Cambodia
Fill in the blank(s) with correct word
Research following graduates from the same prestigious law school found what trajectory for the gender wage gap?
A. started small then increased gradually over time B. started somewhat large then decreased gradually over time C. showed no change over time D. increased during the early stages of careers then decreased during the later stages