Which of the following is not a "key What are the reasons for the general fall in interest rates between 1920 and World War ? 1) poor business conditions and low confidence in public policies 2) high taxes and stringent government regulations 3) an increase in the demand for bonds 4) an increase in the supply of bonds. Pick one answerplayer" in the world of FinTech ? 1) McDonal * d' * s 2) Allstate 3) Mastercard 4) Venmo 5) Bank of America