Naples Vacation Rentals has 60,000 shares of stock outstanding at a market price of $29.28 per share and a book value of $17.27 a share. The firm has earnings per share of $2.44, a dividend payout ratio of .35, and a P/E ratio of 12. What is the firm's sustainable rate of growth? 8.88 percent 9.18 percent 11.11 percent 12.57 percent 14.13 percent