You are evaluating the potential purchase of the HR stock currently paying a dividend of $1.2 per share. On the basis of a review of similar-risk investment opportunities you must earn a 15% rate of return on the proposed purchase. Because you are relatively uncertain about the dividend, you decide to estimate the stock price using serveral possible assumptions about the dividend growth rates. a. What is the stock price if dividends are expected to grow at an annual rate of 0%? b. What is the stock price if dividends are expected to grow at a constant annual rate of 7% indefinitely? c. What is the stock price if dividends are expected to grow at an annual rate of 20% for the first 2 years, followed by a constant annual rate of 7% from year 3 to infinity?