Draw cash flow diagram and use tabulated factors

Two proposals for a new waste disposal system are being considered, with respective cash flows as given the table below. The MARR in effect for the company is 12% per year. Method A Outsource Initial Investment, $ at t=0 -800,000 Annual cost $/yr, starting at t=1 year -60,000 -190,000 Useful life, years 6 2 Salvage value, $ 250,000 0 Which alternative would you choose