Regarding the foreign exchange (FX) market: Select one: O a. The demand curve slopes downward to the right O b. The supply curve slopes downward to the right Oc. There is an increased demand for a currency at higher exchange rates O d. There is a increased supply of a currency at lower exchange rates In the foreign exchange (FX) market: Select one: a. Buying a currency in the same as supplying it O b. Selling a currency is the same as demanding it Oc. Buying a currency is the same as demanding it O d. Currencies can neither be bought nor sold