At the beginning of your vacation to colombia, the exchange rate between colombia peso (COP) and dollar in Florida was COP 3200.00/$. At teh end of your vacation, it was COP 3318/$. You look at figures from the perspective of a u.s citizen. For you, this is,

a. an appreciation of the dollar

b. a depreciation of COP

c. a depreciation of the dollar

d. two answers in this question are correct

e. an appreciation of COP