8. Suppose the Federal Reserve conducts an open market purchase for $100 million. Assuming the required reserves ratio is 10%, what would be the effect on the money supply in each of the following situations? a) There is only one bank, and the bank decides not to make a loan with its excess reserves. b) There is only one bank, and the bank decides to make a loan for the full amount of its excess reserves. c) There are many banks, all of which make loans for the full amount of their excess reserves