please answer the following (all information needed is given):

1. Use T-accounts to show the effect on the Fed's balance sheet of the Fed buying $2 billion in German government bonds, denominated in euros, and, at the same time, conducting an open market sale of $2 billion of U.S. Treasury securities. What happens to the U.S. monetary base? Is this a sterilized or an unsterilized foreign exchange intervention? Assets Liabilities U.S. Treasury securities Reserve balances International reserves Currency in circulation Discount loans U.S. Treasury deposits