If exchange rates are flexible, then the existence of inflation in a country that is higher than inflation in the rest of the world will tend to... a. Increase the supply of that country's currency in the foreign-exchange market and lead to a depreciation of that currency. O b. Decrease its imports. O c. Increase its exports. O d. Have no effect on the foreign-exchange market. O e. Increase the demand for that country's currency in the foreign-exchange market and lead to an appreciation of that currency