Question: In an economy experiencing stagflation, the central bank decides to implement a contractionary monetary policy. Assuming rational expectations and a vertical Phillips curve in the long run, which of the following outcomes is most likely in the short run? A) The unemployment rate will decrease and inflation will increase. B) The unemployment rate will increase and inflation will increase. C) The unemployment rate will increase and inflation will decrease. D) Both the unemployment rate and inflation will remain unchanged. Don't use chatgpt please provide valuable answer