The yield to maturity (YTM) on 1-year zero-coupon bonds is 4% and the YTM on 2-year zeros is 5%. The yield to maturity on 2-year-maturity coupon bonds with coupon rates of 9% (paid annually) is 4.5%. a. What arbitrage opportunity is available for an investment banking firm? and $ The arbitrage strategy is to buy zeros with face values of $ , and respective maturities of one year and two years. b. What is the profit on the activity? (Do not round intermediate calculations. Round your answer to 2 decimal places.) Profit each bond