D Question 39 and the An investor's required rate of return on a mortgage, is determined by the Select] Select An investor's required rate of return on a mortgage, is determined by the Select and the Select mortgage's interest rate credit risk premium mortgage's length D Question 39 An Investor's required rate of return on a mortgage, is determined by the select number of interent payments per year Select 1 mortgage's principal value prevailing risk-free rate company that rates the mortgage