Costly Corporation is considering using equity financing. Currently, the firm's stock is selling for $38.00 per share. The firm's dividend for next year is expected to be $5.80 with an annual growth rate of 7.0% thereafter indefinitely. If the firm issues new stock, the flotation costs would equal 12.0% of the stock's market value. The firm's marginal tax rate is 40%. What is the firm's cost of internal equity?

24.34%

22.26%

23.33%

25.56%

20.99%