Milers Inc. authorized and issued $100,000. 10-year, 5% bonds on January 1, 2020. Interest is paid annually on December 31, and the principal is due upon maturity. The bonds are redeemable at the option of Millers Inc. prior to October 1, 2021, ut a specified rate. The bonds are backed by specific assets of the company. The bonds issued by Millersine are best described as Select one: a Municipal Secured, Serial Callable b. Corporate Secured, Term Callable C. Corporate, Debenture, Serial Callable d. Corporate Secured, Serial Callable e Corporate. Debenture. Term Callable 1. Municipal Secured, Term. Convertible