9. Convertible bonds: a. Allow the security holder to convert the bond into cash at any time during the life of the bond. b. Allow the security holder to convert the bond into products or services that the company sells. c. Allow the security holder to convert the bond to another security, usually equity, according to some pre-specified terms. d. Allow the security holder to convert the bond into another bond with a higher coupon rate if interest rates on bonds increase before the convertible bond matures. e. None of the above