. Under flexible exchange rate regime, the spot exchange rate a. Is maintained by the monetary authority's intervention to buy domestic currency b. Increase in the demand of the domestic currency causes appreciation of the currency (the exchange rate is foreign/domestic) which in turn shifts demand to the right. c. Increase in the demand of the domestic currency causes depreciation of the currency (the exchange rate is foreign/domestic) which in turn shifts demand to the right. d. Increase in the demand of the domestic currency causes appreciation of the currency (the exchange rate is foreign/domestic) which in turn shifts demand to the left. e. Increase in the demand of the domestic currency causes depreciation of the currency (the exchange rate is foreign/domestic) which in turn shifts demand to the left. f. None of the above