how to solve this step by step ?

9) A manufacturing company just paid a dividend of 1 per share. Analysts expect its dividend to grow at 25 per cent per year for the next three years and then 5 per cent per year thereafter. If the required rate of return on the stock is 18 per cent, what is the current value of the stock? A) 11.93 B) 12.97 C) 15.20 D) 15.78