Can I please get these done for tomorrow

A stem cell research project requires expensive specialized laboratory equipment. For this purpose, three pieces of equipment and their associated cash flows (listed below) are under consideration. One piece of equipment must be selected, and the laboratory's MARR is 5% per year. Choose the best method using incremental rate of return approach assuming a. A, B, and C are independent projects b. A, B, and C are mutually exclusive projects Suppose DN option does not exist