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Question 12 1 pts Which of the following statements is incorrect? O A firm's cost of preferred stock is the same as its dividend yield. If one observes the market quoted price of a debt security where the expected cash flows of that security are known, then one should use the book value of that security to the firm. Right-hand side of the accounting balance sheet shows how the firm's assets were financed. O All the answers are correct except one. O Long-term debt typically describes debt with a maturity greater than one year