The future carrings, dividends, and common stock price of Callahan Technologies Inc. are expected to grow 8% per year. Callahan's common stock currently sells for $26.00 per share its last dividend was $1.50, and it will pay a $1.62 dividend at the end of the current year a. Using the DC approach, what is its cost of common equity? Do not round intermediate calculations, Round your answer to two decimal places % b. If the firm's beta is 2.1, the risk-free cate 7%, and the average return on the market is 12%, what will be the firm's cost of common equity using the CAP approach Round your answer to two decimal places c. If the firm's bonds earn a return of 10%, based on the bond yield-plus-risk premium approach, what will be rs? Use the midpoint of the risk premium range discussed in Section 10.5 in your calculations, Round your answer to two decimal places d. If you have equat confidence in the inputs used for the three approaches, what is your estimate of Calabar's cost of common equity? Do not round intermediate calculations. Round your answer to two decimal places. 50