Question 22 3.04 pts Holding everything else constant, which of the following would most likely cause investors to require a higher yield to maturity on a bond? O Adding a call provision The rating agencies change the bond's rating from Baa to Aaa. O Making the bond a first lien mortgage bond rather than a debenture Adding a sinking fund. Question 23 3.04 pts Which of the following events would make it more likely that a