Please show work for 3.

A Midwestern industrial state is considering the construction and operation of facilities to provide to several state-owned properties. Electricity will be provided via two coal-burning power plants and a identified network to the properties targeted for conversion. proposal life of the general cost and benefits two competing these are listed below both projects is 45 years and the MARR to be used is 8%. Determine which project (if either) should be selected based on incremental benefit-cost ratio analysis List and explain two of the difficulties of economic analysis of public projects