Assume that the Fed intervenes by exchanging Yen for Dollars in the foreign exchange market. This will cause: O A decrease in the demand for dollars and an increase in the supply of Yen O A increase in the demand for dollars and an increase in the supply of Yen O Aincrease in the demand for dollars and an increase in the demand for Yen O A decrease in the demand for dollars and an decrease in the supply of Yen