Which of these is not one of the seven factors noted in the text that promote the outbreak of war?
a. perceived threats
b. cultural and religious differences
c. political objectives
d. uncontrolled egos of government leaders

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.