O c. $1,060.90 O D. $1,050.00 4 points An investor purchased a fixed-coupon bond at a time when the bond's yield to maturity was 6.9%. The investor sold the bond prior to maturity and realized a total return of 7.5%. Which of these most likely occurred while the investor owned the bond? O A. The bond's current yield increased above the bond's coupon rate. O B. The inflation rate increased. O C. Market interest rates increased. O D. Market interest rates declined. rate at which a firm can 4 points The sustainable growth rate represents the arowi