In Foreign Exchange Markets, a Japanese Investor Who Buys U

In foreign exchange markets, a Japanese investor who buys U.S. government securities is a

A) supplier of yen and a demander of U.S. dollars.
B) demander of yen and a supplier of U.S. dollars.
C) supplier and demander of yen.
D) supplier and demander of U.S. dollars.
E) supplier of U.S. bonds and a demander of U.S. dollars.