A router that costs $$1,000$ fails $4$ times per ycar at a cost of $$250.$ Your new intern suggests buying a new router for $$5,000,$ and it would only fail twice a year. The new router and the existing router last about $3$ years in this application. You look at the Annual Rate of Occurrence $($ARO$),$ Single Loss expectancy $($SLE$),$ and the Annual Loss Expectancy $($ALE$).$ You decide that: