If the International Fisher Effect (IFE) Exists, Then a U

If the international Fisher effect (IFE) exists, then a U.S. firm that has access to banks offering high interest rates in deposits denominated in foreign currencies should:

A) invest in the foreign deposits since they will, on average, generate higher effective yields than a U.S. deposit.
B) invest in the U.S. deposits since they will, on average, generate higher effective yields than a foreign deposit.
C) invest in the U.S. deposits since they will, on average, generate similar effective yields as a foreign deposit.
D) invest in the foreign deposits since they will, on average, generate similar effective yields as a U.S. deposit.