For Recent Canadian Inflation History,the Central Central Bank Commitment Story

For recent Canadian inflation history,the central central bank commitment story dealt with

A) the federal government committed to lowering taxes and increasing government spending.
B) the inability of the central bank to maintain low interest rates.
C) high inflation due to the inability of the central bank to commit to a policy of not generating surprise inflation.
D) the central bank not being convinced that there was a Phillips curve.
E) the central bank not concerned about the economic welfare of private citizens.