More frequent use of credit cards, which reduces the demand for money, will, according to the large open economy model, lead to: a. a decrease in interest rates, depreciation of the exchange rate, and increase in net exports. b. an increase in interest rates, appreciation of the exchange, and a decrease in net exports. c. appreciation of the exchange rate, increases in income, net capital outflow, and net exports. d. Depreciation of the exchange rate, decreases in income and net exports