Question 4 (2.5 points) First cost, $ AW of benefits. S/year FW in year 20) of disbenefits, $ M&O costs, S/year Life of project, years 13.000 3.800 6,750 400 The table shows the estimates (in $ 1000 units) have been developed for a new security system at Chicago's O'Hare Airport. The modified B/C ratio at a discount rate of 10% per year. O 0.52 1.91 1.53 02.15 Submit Qulx oota guestions saved