Suppose the yield curve is upward sloping. According to the expectations theory of the yield curve and its common interpretation as a business cycle indicator: O a. The Fed will decrease short-term rates in the future to reduce inflation. O b. The Fed will decrease short-term rates in the future to reduce rising unemployment. O c. The Fed will raise short-term rates in the future to fight inflation. O d. The Fed will raise short-term rates in the future to reduce rising unemployment