If U.S. inflation suddenly increased while European inflation stayed the same, there would be: a. an increased U.S. demand for euros and an increased supply of euros for sale. b. a decreased U.S. demand for euros and an increased supply of euros for sale. c. a decreased U.S. demand for euros and a decreased supply of euros for sale. d. an increased U.S. demand for euros and a decreased supply of euros for sale.

Please explain the answer.