Recent Increases in Household Income in China Have Led to More

Recent increases in household income in China have led to more Chinese residents wanting to tour Europe and attend universities in Europe. All other things held constant, this would result in:

A) an increase in supply of the euro and a depreciation of the euro.
B) a decrease in supply of the euro and an appreciation of the euro.
C) an increase in demand of the euro and an appreciation of the euro.
D) a decrease in demand for the euro and a depreciation of the euro.