ve future earnings, dividends, and common stock price of Callahan Technologies Inc. are expected to grow 6% per yeac, Callahan's common stock currently sells for 23.75 per share; its last dividend was $2.50; and it will pay a $2.65 dividend at the end of the current year. a. Using the DCF aporoach, what is its cost of common equity? Do not round intermedlate calculations. Round your answer to two decimal places. b. If the firm's beta is 1.0, the risk-free rate is 8%, and the average return on the market is 14%, what will be the firm's cost of common equity using the CAPM approach? Round your answer to two decimal places. c. If the firm's bonds earn a return of 13%, based on the bond-yled-plus-risk-premium apgroach, what will be r, ? Use the judgmental risk premlum of 496 in your calculations. Round your answer to two decimal places. d. If you have equal confidence in the inputs used for the three approaches, what is your estimate of Callahan's cost of common equity? Do not round intermediate calculations, Round your answer to two decimal places