When she is asked what she should do when a friend does a favor for her, Marnie says, "I usually don't let anyone do favors for me. I don't like the idea that I would owe them something." Marine would describe people who do favors for her as

a. reciprocators.
b. creditors.
c. assessors.
d. debtors.

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.