PLEASE HELP, I WILL GIVE THUMPS UP

Product line Investment $1,000,000 Useful life 12 years Estimated annual net cash inflows for first year $400,000 Estimated annual net cash inflows for second year $350,000 Estimated annual net cash inflows for next ten years $300,000 Residual value $50,000 Depreciation method Straight-line Required rate of return 1290 Calculate the payback period for the investment. O 2.5 years 2.83 years 3.0 years O 3.5 years