The two highways shown below are to be compared using the Modified B/C Method. Using an interest rate of 10% per year, determine which highway, if either, should be built. Highway A/B First Cost $5,000,000/$8,000,000 Annual Maintenance Cost $70,000/$95,000 Annual Benefits $160,000/$150,000 Annual Disbenefits $30,000/$35,000 Life, years Infinity/Infinity Show work and steps not spreadsheet