Answer:
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The correct answer is D) establishment of restrictive immigration quotas
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The answer is B, "The price will go up because of an increase in demand"
1.D
2.A
3.Can't help ya with that one sorry.
The main reason why Alexis de Tocqueville traveled to the united states was to observe American democracy in action, and to take note of what worked and what didn't, as many European countries were going through democratic revolutions of their own.
So, the third one.