Explain the risks and rewards of the strategy discussed in this excerpt. 19. Suppose that an alternative call option is based on the performance of the S&P 500 and the return on a particular U.S. Treasury bond. The terms are as follows: the option expires in one year, the notional amount is $20 million; the strike for the S&P 500 is 1000, and the strike for the Treasury bond is 100. 2. Suppose at the expiration date the return on the S&P 500 is 9% and the return on the Treasury bond is 11%. What is the payoff of this option? b. Suppose at the expiration date the return on S&P 500 is -4% and the return on the Treasury bond is -2%. What is the payoff of this option