A ten-year 1000 par value bond with coupons paid annually at an annual rate of r is callable at par at the end of the 6 th, 7 th, 8 th, or 9 th year. The price of the bond is 1,023 , If the bond is called in the worst-case scenario for the bond investor, the resulting annual effective yield rate, i, is 96% of r. Calculate i 4.41% 7.46% 836% 1056% 14.32%