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Graph the payoffs against St of a portfolio that is (a) long in a stock S and short in a call on S. (b) short in S and long in a call on S. (c) long in S and short in a put on S. (d) short in S and long in a put on S. Assume the calls and puts are European with strike price K. Graph the payoffs against St of a portfolio that is (a) long in a stock S and short in a call on S. (b) short in S and long in a call on S. (c) long in S and short in a put on S. (d) short in S and long in a put on S. Assume the calls and puts are European with strike price K