Consider two air conditioning systems with the cash flow estimates as given below. Use AW analysis to determine the sensitivity of the economic decision to MARR values of 4%, 6%, and 8% per year. System First cost, AOC, $ per year Salvage value, s New compressor and motor cost at midlife, $ Life. years Air Conditioning System 1 -8,000 -800 -100 Air-Conditioning System 2 -12.000 -95 -300 -2,150 -3,100 The annual worth of air-conditioning system 1 when the MARR is 4% is SL The annual worth of air-conditioning system 2 when the MARR is 4% is $ The annual worth of air-conditioning system 1 when the MARR IS 6% is SC The annual worth of air-conditioning system 2 when the MARR IS 6% is S , The annual worth of air-conditioning system when the MARR IS 8% is $ the annual worth of air-conditioning system 2 when the MARR IS 8% is When the MARR is 4% [Click to select) is selected. When the MARR is 6% Click to select) is selected. When the MARR is 8% (Click to select) is selected