You have invested in a portfolio consisting of Shares C, D and E. The following table shows the amount of money you invested in each share, and the realised return from each share over the past year. What was the realised return on the portfolio? Share Amount Invested Realised Return $840 3.40% $680 9.38% E $430 14.73% Select one: a. 7.98% b. 10.25% c. 11.74% * d. 9.40%