18) Based on the information in the table, what quantity of reserves would the Federal Reserve have had to inject into the economy in 1932 to prevent the money supply from falling, given that the public increased the amount of currency it held and that banks increased the reserve-deposit ratio? Currency held by publie (in billions) Bank Reserve-deposit reserves in ratio billions) Money supply (in billions) $4.59 0.095 $3.11 $37.3 December 1931 December 1932 $4.82 0.109 $3.18 $34.0