The Chinese disagreed with the teachings of legalists, so they had their books burned
I assume that these are the options.
the first option, tariff, is a form of tax.
the second option, work ethic, is indeed something the workers can do to improve the economy so this is the correct answer
Osaka is a city and trade surplus would be more an effect than it cause for good economy
He remains the youngest person to become President of the United States. Roosevelt was a leader of the progressive movement and championed his "Square Deal" domestic policies, promising the average citizen fairness, breaking of trusts, regulation of railroads, and pure food and drugs.
I don't think it had anything to do with his reflections but he had to make the tough decisions