In the financial system of Hong Kong, the Hong Kong Monetary Authority plays the role of
(1) operating the day to day business of the clearing house.
(2) stabilizing the exchange rate of the Hong Kong dollar.
(3) the lender of last resort.
A. (1) and (2) only
B. (1) and (3) only
C. (2) and (3) only
D. (1), (2) and (3)