To explain how political machines worked during
the Gilded Age. Mention Tammany Hall and Boss Tweed.

Ithink the answer is b. shakeri hope im not wrong : )

Currently, as of february 2016, an american traveling in france would be by the exchange rate. the weakness of the euro and the strength of the us dollar means that items in france cost less to an american than they otherwise would. of course, if this trend reverses and the us dollar weakens and the euro strengthens, such as was happening in early 2008, an american traveling in france would have an adverse experience because items would cost relatively more.

Yeah u should that's the right thing