If the U.S. experiences an increase in exports, ceteris paribus, then

	the U.S. dollar will appreciate because of increased supply of U.S. dollars by foreign nations.
	the U.S. dollar will depreciate because of increased supply of U.S. dollars by foreign nations.
	the U.S. dollar will appreciate because of increased demand for U.S. dollars by foreign nations.
	the U.S. dollar will depreciate because of increased demand for U.S. dollars by foreign nations.
	the U.S. dollar will depreciate and the U.S. will import more foreign goods