6. OSM Co. bonds have a 15-year maturity, an 8.4% semiannual coupon, and a par value of $1,000. The going interest rate (rd) is 6.40%, based on semiannual compounding. What is the bond's price? O A. $1,047.19 O B. $1,074.05 C. $1,191.03 O D. $1,129.12 O E. None of the above. 7. An annual-pay, 4% coupon, 10-year bond has a yield to maturity of 5.2%. If the price of this bond is unchanged two years later, its yield to maturity at that time is: * A. 5.2%. O B. less than 5.2% O c. greater than 5.2% O D. Cannot be determined. O E. None of the above