Please answer completely in detail. Need to show all work and INCLUDE THE EXCEL OUTPUT SHEET!!!!!!!!!! PLEASE

Spencer Enterprises is attempting to choose among a series of new investment alternatives. The potential investment alternatives, the net present value of the future stream of returns, the capital requirements, and the available capital funds over the next 3 years are summarized as follows: Formulate an integer programming model for maximizing the net present value. Provide formulation with clearly defined variables, the objective function, and constraints. Solve the problem by using excel. Include the excel output sheet