Assume that the firm invests $60,000 today to get $16,000 at Year 1 (i.e. one year from now), $12,000 at Year 2, $15,600 at Year 3, $15,600 at Year 4, $13,700 at Year 5, and $17,000 at Year 6. Same facts as above: what is this project's (non-discounted) payback period? 5.51 years 4.06 years 5.92 years 4.32 years 4.82 years