Multiple Choice
In the United States,the earnings gap between workers with college degrees and workers with high school degrees
A) has never been documented by reliable evidence.
B) is evident,but it has remained roughly constant over the past 20 years.
C) is evident,but it has diminished over the last 20 years.
D) is evident,and it has widened over the last 20 years.
Correct Answer:

Verified
Correct Answer:
Verified
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