Which of the following statements in correct according to the article "This Recession Forecasting Tool Hasn't Been Wrong in 57 Years."? Question 31Answer a. U.S. economic recessions tend to be shorter in duration than U.S. economic expansions. b. In the U.S. stock market, bear markets tend to be considerably shorter than bull markets. c. After a downturn, the U.S. stock market has always managed to reach new highs. d. Each of these answers is correct