need help please

Question 2: A share is trading at $10.50. It recently paid a dividend of 50c. Dividends are expected to grow by 2% per annum. What is the required rate of return on this share according to the dividend discount model? (a) 6.56% pa. (b) 6.76% pa. (c) 6.86% pa. (d) 6.89% pa. (e) 6.99% pa