Integrative-Risk and valuation Giant Enterprises' stock has a required return of 16.8%. The company, which plans to pay a dividend of $2. 89 per share in the coming year, anticipates that its future dividends will increase at an annual rate consistent with that experiencod over 20162022 period, when the following dividends wore paid: a. If the risk-free rate is 7%, what is the risk premium on Giant's stock? b. Using the constant-growth model, ostimate the value of Glant's stock. (Hint: Round the computed dividend growh tate to the nearest whole percent:) c. Explain what effect, if any, a decrease in the risk premium would have on the value of Giant's stock. a. If the risk-free rate is 7%, the risk premium on Giant's stock is X. (Round to one decimal place) (Click on the icon here into a spreadsheet.)