The introduction of iron had which of the following effects?
A. changed warfare.
B. brought new areas of land into cultivation.
C. created more durable tools.
D. All of the options are correct.
Answer: D. All of the options are correct.
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The mainstay of agricultural labor in the first century C.E. were:
A. slaves. B. tenant farmers. C. serfs. D. conquered peoples. E. the free middle class.
Which of the following was a reason for Clinton's victory in the 1996 presidential election?
a. He put forward a plan to overhaul the nation's health-care system. b. He took a strong stand against gun-control legislation. c. The proposals of his Republican opponent seemed reactionary to the electorate. d. He successfully redefined the "family-values" issue, thus reclaiming it from conservatives.
Researchers have found evidence for each of the following regarding social dominance orientation (SDO) EXCEPT ______.
A. members of dominant groups score higher on SDO B. SDO correlates with sexism and racism C. liberals and conservatives are equally likely to score high on SDO D. people who score low on SDO tend to prefer occupations such as social work and counseling
Gay marriage became federally legal in the United States in ______.
A. 2013 B. 2014 C. 2015 D. 2016