The government of Johnsrudia engaged in contractionary fiscal policy that resulted in a decrease in the price level.What will be the impact of the decrease in the relative price level in Johnsrudia on the foreign exchange market for the Johnrsrudian dollar and the exchange rate for the Johnrsrudian dollar?
选项：

A:The supply of the Johnrsrudian dollar increases; the Johnrsrudian dollar depreciates
B:The demand for the Johnrsrudian dollar decreases; the Johnrsrudian dollar depreciates
C:An increase in the price level in Johnsrudia will have no impact on the foreign exchange market for the Johnrsrudian dollar
D:The demand for the Johnrsrudian dollar increases; the Johnrsrudian dollar appreciates