One Criticism of the Reserve Bank of Australia's Focus on an Inflation

One criticism of the Reserve Bank of Australia's focus on an inflation target is that

A) if inflation edges above the target range, the Bank decreases aggregate demand and could create a recession.
B) if inflation falls below the target range a recession will result.
C) it makes setting expectations of inflation difficult.
D) the Reserve Bank of Australia pays too much attention to unemployment and real GDP growth and not enough to inflation control.