By Early 2008 It Became Evident That the Canadian Economy

By early 2008 it became evident that the Canadian economy was slowing along with the U.S., where housing bubble had created a financial crisis worldwide.The Bank of Canada's response to this crisis was:

A) to increase the overnight rate to 1.5 percent by the end of 2008.
B) to drop the overnight rate to 1.5 percent by the end of 2008, and to lower it even further to a historic low of .25 percent in 2009.
C) to leave the overnight rate at 2 percent.
D) to hike the overnight lending rate in order to avoid inflationary pressures.