You're considering an investment in 12 -year, $1,000 face value bonds with a 8.50% coupon paid annually and a yield to maturity of 7.750%. The bonds are callable in three years at a call price of $1,080. If you believe that the bonds will be called how much will you earn? Select one: a. 8.70% b. 775% c. 6.34% d. 10.90% e. 8.15%