Allison and Joshua are engineers at Raytheon. Each has presented a proposal to track fatigue development in composite materials installed on special-purpose aircraft. Which is the better plan economically, if i = 12% per year compounded monthly? L Allison's Plan -40,000 -5,000 Joshua's Plan -60,000 First cost, $ Monthly M&O costs, $per month Semiannual M&O costs, $per 6-month Salvage value, $ Life, years -13,000 8,000 10,000