In Macroland, currency held by the public is 2,000 econs, bank reserves are 300 econs, and the required reserve/deposit ratio is 10 percent. If the Central Bank raises the required reserve/deposit ratio making the new desired ratio equal to 15 percent, then the money supply in Macroland will to econs, assuming that the public does not wish to change the amount of currency it holds. A) increase; 4,000 B) decrease; 5,000 C) decrease; 4,000 D) increase; 5,000