Valley Corporation is attempting to select the best of a group of independent projects competing for the firm's fixed capital budget of $4.5 million. The firm recognizes that any unused portion of this budget will earn less than its 15% cost of capital, thereby resulting in a prevent value of inflows that is less than the initial investment. The firm has summaried in the following table, they key data to be used in selecting the best group of projects. Project Initial Investment IRR Present value of inflows at 15% A 5,000,000 17% $5,400,000 B 800,000 18% 1,100,000 C 2,000,000 19% 2,300,000 D 1,500,000 16% 1,600,000 E 800,000 22% 900,000 F 2,500,000 23% 3,000,000 G 1,200,000 20% 1,300,000 a Use internal rate of return to select the best group of projects b Use net present value to select the best group of projects c Compare, contrast, and discuss your findings in parts a and b. d Which projects should the firm implement? Why?