The Figure Below Illustrates the Supply and Demand Schedules of Swiss

Multiple Choice

The figure below illustrates the supply and demand schedules of Swiss francs in a market of freely-floating exchange rates.
Figure 12.1 The Market for Francs

-Refer to Figure 12.1.If Switzerland experienced a disastrous wheat-crop failure,leading to additional wheat imports from the United States,there would occur an:

A) Increase in the supply of francs and an appreciation of the dollar
B) Increase in the supply of francs and a depreciation of the dollar
C) Increase in the demand for francs and a depreciation of the dollar
D) Increase in the demand for francs and an appreciation of the dollar