According to the graph, which of the following correctly describes the effect of the increase in the supply of rubles on the market for foreign exchange in Russia? The Russian ruble appreciates, and the exchange rate rises to the ceiling value. " The Russian ruble depreciates, and the exchange rate falls to the floor value. " The Russian ruble depreciates, and the exchange rate falls below the floor value. " The Russian ruble appreciates, and the exchange rate rises above the ceiling value. On the previous graph, use the purple line (diamond symbol) to show how the stabilization fund managers have to adjust the value of the Russian ruble to ensure it meets the official requirement. (Hint: You need to draw either a new supply curve or a new demand curve. Make sure the new curve is parallel to the given supply or demand curve. Position your cursor over the given curves to see their slopes.) The managers will effectively v million rubles