Which statement is not true about the Bank of Japan (BoJ)? a) The BoJ conducts Quantitative and Qualitative Monetary Easing (QQE) to achieve its policy goal of 2% inflation b) The BoJ implemented Fiscal Stimulus to achieve the inflation target of 2% c) Quantitative Easing (QE) was first used by BoJ after their economy went into stagflation in 2001 d) The short-term policy interest rate is the key monetary policy rate tool for the BoJ