I only need answer to B, C and D. Thank you!

recommends that a client who is a moderate investor limit his or her portfolio to a maximum risk rating of 240. (a) Formulate a linear programming model to find the best investment strategy for this client. Let I= Internet fund investment in thousands B= Blue Chip fund investment in thousands If required, round your answers to two decimal places. If the constant is " 1 " it must be entered in the box. If your answer is zero enter " 0 ". (b) Build a spreadsheet model and solve the problem using Solver. What is the recommended investment portfolio for this client? Internet Fund = Blue Chip Fund = What is the annual return for the portfolio