Under the Bretton Woods System,the Par Rate Per British Pound

Multiple Choice

Under the Bretton Woods System,the par rate per British pound was defined as a fixed number of US dollars per pound.If this were set above its equilibrium value,then

A) the British central bank would have to sell pounds for US dollars.
B) a surplus of pounds would exist.
C) the demand for pounds would exceed the supply of pounds.
D) the British central bank would have to buy pounds with US dollars.