Which of the following best explains why the twenty-first amendment was ratified in 1933, repealing the 18th amendment?
select one:
a. the depression made it clear that it was time for a progressive income tax.
b. the banning of alcohol had been an expensive mistake. rather than spend money trying to enforce an unpopular law the government could tax alcohol.
c. voters in the south were opposed to the poll tax, literacy test, and other discriminatory voting restrictions placed on african americans.
d. most americans agreed it was time to allow women to have the vote.

in the 1800s, chinese workers migrated to the united states, first to work in the gold mines, but also to take agricultural jobs, and factory work, especially in the garment industry. chinese immigrants were particularly instrumental in building railroads in the american west, and as chinese laborers grew successful in the united states, a number of them became entrepreneurs in their own right. as the numbers of chinese laborers increased, so did the strength of anti-chinese sentiment among other workers in the american economy. this finally resulted in legislation that aimed to limit future immigration of chinese workers to the united states, and threatened to sour diplomatic relations between the united states and china.

roosevelt believed that in light of the country's recent military successes, it was unnecessary to use force to achieve foreign policy goals, so long as the military could threaten force. this belief, and his strategy of “speaking softly and carrying a big stick,” shaped much of roosevelt's foreign policy.