The Investments Fund sells Class A shares with a front-end load of 6% and a MER of 1% annually, and Class B shares with a MER of 2% annually as well as back-end load fees that start at 5% and fall by 1% for each full year the investor holds the portfolio (until the fifth year). Assume the portfolio rate of return before operating expenses is 10% annually and you have $1,000 to invest in each Class of shares. a. If you invest in each fund and sell after 3 years, how much will you receive from each sale? Are Class A or Class B shares the better choice for you? b. If you invest in each fund and sell after 10 years, how much will you receive from each sale? Are Class A or Class B shares the better choice for you? Please Answer Without Using Excel and Show Full Calculations!!