Below is a list of prices for zero-coupon bonds of various maturities Price of $1,000 Par Bond (Zero-Coupon) $980.60 879.89 845.10 Maturity (Years) 2 a. An 4.7% coupon $1,000 par bond pays an annual coupon and will mature in 3 years. What should the yield to maturity on the bond be? (Do not round intermediate calculations. Round your answer to2 decimal places. Omit the"%" sign in your response.) Yield to maturity 5.73 % b. If at the end of the first year the yield curve flattens out at 6.4%, what will be the 1-year holding-period return on the coupon bond? (Do not round intermediate calculations. Round your answer to 2 decimal places. Omit the"%" sign in your response.) Holding-period returr