An investment project costs $13,200 and has annual cash flows of $3,300 for six years. Required (a) What is the discounted payback period if the discount rate is zero percent? (Click to select) (Click to (Click to selecth) (Click to select) (b) What is the discounted payback period if the discount rate is 5 percent? (c) What is the discounted payback period if the discount rate is 18 percent