16) A firm has outstanding debt paying annual coupons, with a coupon rate of 10%, and 8 years tt maturity. The firm's bonds are currently trading at a price of $875.50 per $1000 face value. Wh the firm's cost of debt if it has a tax rate of 25%? A) 11.2% B) 10% C) 9.4% D) 12.6% E) 7.5%