Which of the Following Helps Explain the Rise of the Dollar

Multiple Choice

Which of the following helps explain the rise of the dollar against most major currencies in the late 1990s,even though the United States was still running a significant balance-of-payments deficit?

A) Increased government intervention in the foreign exchange market
B) Increased foreign investments in U.S.financial assets
C) Low real interest rates in the U.S.compared to the rest of the world
D) The fall of the Soviet Union and the communist bloc