Which of the Following Would Move the Economy Up and to the Left

Multiple Choice

Which of the following would move the economy up and to the left along a short run Phillips Curve?

A) ​Increases in the discount rate and increases in the interest rate the Fed pays on bank reserves.
B) ​Increases in taxes by the federal government combined with reductions in government purchases of goods and services.
C) ​Decreases in the fed funds interest rate target adopted by the Fed.
D) ​An increase in the expected rate of inflation.