29. Which of the following statements is most correct about dividend yields? a. Assume that the required rate of return on a given stock is 13%; if the stock's dividend is growing at a constant rate of 5%, its expected dividend yield is 5% as well. b. The dividend yield on a stock is equal to the expected return less the expected capital gain. c. A stock's dividend yield can never exceed the expected growth rate. d. All of the above choices are correct