Please explain this step by step. i don't understand this question. thanks

8) Your corporation is evaluating four investments. Management plans to buy the properties today and sell them four years from today. The annual discount rate for these investments is 15%. The following table summarizes the initial cost and the sale price in three years for each property: Project A Project B Cost Today Profit Year 4 $850,000 $2,150,000 850,000 1,600,000 Project C 750,000 1,350,000 Project D 150,000 350,000 The Company has a total capital budget of $1,000,000 to invest in properties. Which properties should it choose