You often read in the newspaper that the Bank of Canada has just lowered the target overnight rate. Does this signal that the Bank is moving to a more expansionary monetary policy? Why or why not? O A. No. The Bank usually lowers the target overnight rate to signal contractionary policy. O B. No. The Bank usually lowers the target overnight rate when market rates fall regardless of the direction of monetary policy. O C. Yes. Declines in the bank rate usually occur because the operating band for the overnight rate has been increased. OD. Yes. Declines in the bank rate usually occur because the operating band for the overnight rate has been lowered