Every year, thousands of spring breakers flock to Mexico in search of a good time. They exchange millions of U. S. dollars for Mexican pesos. The Mexican central bank anticipates this influx, and it acts to keep its currency stable at the present exchange rate. In the money market, the actions of the spring breakers and the Mexican central bank are consistent with Choose one: A. an increase in both demand and supply. B. an increase in demand and a decrease in supply. C. a decrease in demand and an increase in supply. D. a decrease in both demand and supply.