ABC Corporation's common stock dividend yield is 2.1%, it just paid a dividend of $1, and is expected to pay a dividend of $1.07 one year from now. Dividends are expected to grow at a constant rate indefinitely. What is the required rate of return on ABC stock? a. 9.0% b. 9.3% c. 11.2% d. 9.1% e. 10.6%