Adamson Corporation is considering four average-risk projects with the following costs and ratan a Year at $59.00 per share. Also, its common stock currently sells for $42.00 per share; the next expected dividend, D1, is $4.25; and the dividend is expetond to grom at a constant rate of 7% per year. The target capital structure consists of 75% common stock, 15% debt, and 10% preferred stock. a. What is the cost of each of the capital components? Do not round intermediate calculations. Round your answers to two decimal picie. Cost of debt: Cost of preferred stock: Cost of retained earnings: b. What is Adamson's WACC? Do not round intermediate calculations. Round your answer to two decimal places. c. Only projects with expected returns that exceed WACC will be accepted. Which projects should Adamson accoot? Project 1 Project 2 Project 3 Project 4