6-78. Complete the following analysis of cost alternatives and select the preferred alternative. The study period is 10 years and the MARR = 12% per year. “Do Nothing” is not an option. (6.4)

A B C D Capital $15,000 $16,000 $13,000 $18,000 investment Annual costs 250 300 500 100 Market value 1,000 1,300 1,750 2,000 at EOY 10 FW(12%) −$49,975 −$53,658 ??? −$55,660

(a) Alternative A

(b) Alternative B

(c) Alternative C

(d) Alternative D