Below is a list of prices for zero-coupon bonds of various maturities. Maturity (Years) Price of $1,000 Par Bond (Zero-Coupon) 1 $988.00 2 888.50 3 842.30 a. An 4.5% 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 to 2 decimal places. Omit the "%" sign in your response.) Yield to maturity % b. If at the end of the first year the yield curve flattens out at 7.0%, 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 return %