Australian Tourists Planning a Trip to the United States

Australian tourists planning a trip to the United States:

A) would be pleased if the U.S. dollar appreciated against the Australian dollar.
B) do not care whether the U.S. dollar appreciated against the Australian dollar.
C) benefit more by converting Australian dollars to U.S. dollars before the Australian dollar depreciates against the U.S. dollar rather than after.
D) benefit more by converting Australian dollars to U.S. dollars after the Australian dollar depreciates against the U.S. dollar rather than before.