3} Assume the economy is in a recession. Which of the following would we expect if the Central bank does not respond by changing rates? a] The AE curve keeps shifting leftward and the PC keeps shifting downward until the Central Bank acts h] The AE curve shifts leftward once but the PC keeps shifting downward until the Central Bank acts c] The AE curve shifts leftward once and the economy moves down the PC curve and stays there until the Central Bank acts d] The PC curve keeps shifting downward until the Central Bank acts