A young couple receives a stimulus payment of $3,550 from the federal government during a recent economic downturn Based on the advice from their friends, they plan to invest the money in their retirement account that has four investment options: A, B, C, and D. The prices per share for the four investment options are $20.50,$14.50,$35.00, and $27.00, respectively. Historically, the annual returns for these investments are 7.75%,6.00%,9.25%, and 9.00%, respectively. To diversify the portfolio, the couple would like to invest at least 20% of the money in each of the four investment options. In addition, the couple would like to invest at least as much money in option D as compared to option C. Use the linear programming technique to develop an investment strategy for the young couple. Advise them on how much money to invest in each of the four options in order to maximize their annual return. Note: Round your final answers to the nearest whole number