4. (25 points) Assume that a company will remain a single entity into a foreseeable future. Based on the company's current profit of $4.85 billion, which has been paid out to shareholders as dividends, and the log-term interest rate of 4.25% per year, determine the company's present value under the following annual profit growth scenarios: (a) Annual profit growth rate of 5.65%. Show your steps and manual calculations. (b) Annual profit growth rate of 3.75%. Show your steps and manual calculations. (c) No annual profit growth. Clearly show your steps and manual calculations. (d) Profits decline at an annual rate of 1.85%. Show your steps and calculations. (e) What conclusions can you draw from this