With Everything Else the Same, in the Foreign Exchange Market

With everything else the same, in the foreign exchange market the

A) the lower the exchange rate, the smaller is the expected profit from buying dollars.
B) larger the value of U.S. exports, the greater is the quantity of dollars demanded.
C) lower the exchange rate, the smaller the amount of U.S. exports.
D) the higher the exchange rate, the cheaper are U.S.- produced goods and services.