Question 8 10 pts Purchase of a construction site security system is evaluated with the following information. An interest rate of 12.00% is used for the analysis. Model A has an initial cost of $8500, operating costs estimated to be $2000 per year and a salvage value estimated to be $1500 after 3 years of an expected useful life. Model B has an initial cost of $10,00, operating costs estimated to be $1500 per year and a salvage value estimated to be $2000 after 3 years of an expected useful life. Which model do you recommend based on economic analysis using the information provided? Model A Model B