Which of the following statement is correct? Common stock investors take more risk than a preferred stock and bond investors for a given company An issuing corporation can benefit from issuing variable-rate common stocks if risk-free rates are historically high and a drop in rates is expected and however high rates can rise even further, in which case the issuing company could lose money. All the answers are incorrect. A variable-rate bond has a principal value that is not fixed but is tied to a market interest rate indicator A mortgage is a bond secured by financial assets such as stocks and bonds