A．They both enjoyed watching the game.

B．The man thought the results were beyond their expectations.

C．They both felt good about the results of the game.

D．People were surprised at their winning the game.

中央银行可以采取( )的货币政策工具增加货币供应量。

A．在公开市场上买回证券

B．提高存款准备金率

C．提高再贴现率

D．通过窗口指导劝告商业银行减少贷款发放