Secured bonds: A - are backed by the issuer's bank. B- are the same as sinking fund bonds. C- are called debentures. D- are subordinated to those of other unsecured liabilities. E- have specific assets of the issuing company pledged as collateral. < Secured bonds: are backed by the issuer's bank. are the same as sinking fund bonds. are called debentures. are subordinated to those of other unsecured liabilities. have specific assets of the issuing company pledged as collateral