1.In the gold standard system,

A.The central bank had to conduct discretionary monetary policy to ensure the stability of the exchange rate

B.The supply of money stock was a multiple of the monetary gold stock

C.The central bank ensured price stability and full employment by changing money supply

D.(B) and (C)

E.None of the above

2.The disadvantage of the automatic adjustment mechanism is that

A.It may take a long time to complete

B.It may put the economy in a recession

C.It may cause inflation

D.The monetary authorities should remain passive

E.All of the above

(A), (B), (C)