Perry Enterprises purchased a new machine with a total cost of $31,400 and a useful life of 5 years. The machine will produce net cash inflows of $7,650 over its useful life and has a residual value of $1,740. What is the payback period for the new machine? OA. 3.10 years O B. 4.10 years O C. 5.31 years O D. 3.88 years