Progressive election reforms helped (SSUSH13d) a
let all registered voters select their state’s presidential electors
b
increase ordinary citizen’s direct control of government
c
allow residents of one state to bring lawsuits against residents of another state
d
extend the right to vote to 18-year-old citizens

Ithink the answer is d. the lower appellate and trial courts in the state. 

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.