Suppose the current term structure of interest rates is upward-sloping for all bond types. An AAA-rated non- callable 10-year corporate bond has been issued at a 5% YTM. Which one of the following bonds probably has a higher promised yield compared with the given bond? An AAA-rated non-callable corporate bond with a 5-year maturity. An AAA-rated callable corporate bond with a 15-year maturity. An AAA-rated convertible corporate bond with a 10-year maturity. A similar quality municipal bond