Stall Enterprises is considering the installation of a new wireless computer network that will cut annual operating costs by $15,000. The system will cost $66,000 to purchase and install. This system is expected to have a 6-year life and will be depreciated to zero using straight-line depreciation. What is the amount of the earnings before interest and taxes for this project? a. -$5,000 b. $4,000 c. $5,000 d. $6,000 e. $11,000