Problem: "What does the Spanish word ""barrio"" mean?"
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A: neighborhood

Problem: Complete the full title of the 1776 publication by the economist Adam Smith An Inquiry into the Nature and Causes of ______________________.
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A: wealth of nations

Problem: Until the Simpsons came along, what was the most successful TV cartoon series?
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A: flintstones

Problem: Known as the Peace Garden State or the Roughrider State, what was the 39th state to join the Union on November 2, 1889?
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A:
north dakota