An investment project has annual cash inflows of $3,300, $4,200, $5,400, and $4,600, and a discount rate of 15 percent. A. What is the discounted payback period for these cash flows if the initial cost is $6,000? B.What is the discounted payback period for these cash flows if the initial cost is $8,100? C.What is the discounted payback period for these cash flows if the initial cost is $11,100