According to the article "This Recession Forecasting Tool Hasn't Been Wrong in 57 Years.", which of the following forecasting tools uses the spread between the yields on the 3-month U.S. Treasury bill and 10-year U.S. Treasury bond to predict the likelihood of a U.S. recession over the next 12 months? Question 33 Answer a. The New York Federal Reserve Bank's recession-probability indicator b. The Conference Board's Leading Economic Index (LEI) c. The NBER's recession predictor d. The BEA's indicator of economic downturns