Seether Co. wants to issue new 12-year bonds for some much-needed expansion projects. The company currently has 8.6 percent coupon bonds on the market that sell for $956.94, make semiannual payments, and mature in 12 years. What coupon rate should the company set on its new bonds if it wants them to sell at par? options: 8.90% 9.50% 9.10% 9.20% 4.60%