Select the right answer of the question. U.S. export transactions create: A) a U.S. demand for foreign monies and the satisfaction of this demand decreases the supplies of dollars held by foreign banks. B) a U.S. demand for foreign monies and the satisfaction of this demand increases the supplies of dollars held by foreign banks. C) a foreign demand for dollars and the satisfaction of this demand decreases the supplies of foreign monies held by U.S. banks. D) a foreign demand for dollars and the satisfaction of this demand increases the supplies of foreign monies held by U.S. banks.