Which of the Following Statements About the Central Bank Is

Which of the following statements about the central bank is true?

A) Only the central bank may hold foreign reserves and intervene officially in exchange markets.
B) Central banks have little power to alter macroeconomic conditions.
C) Today, central banks' reserves consist largely of gold.
D) The Federal Reserve holds only a small level of official reserve assets other than gold.
E) Central banks never inject money into the economy.