Suppose that the equilibrium nominal exchange rate is 130 Japanese yen to the U.S. dollar. If the Federal Reserve wishes to maintain an exchange rate of 140 Japanese yen to the U.S. dollar, it must meet the private excess ________ dollars in the foreign exchange market by ________
A. supply of, selling Japanese yen for U.S. dollars.
B. supply of, buying Japanese yen with U.S. dollars.
C. demand for, selling Japanese yen for U.S. dollars.
D. demand for, buying Japanese yen with U.S. dollars.