An academic institution is considering between two options to provide $24\%7$ security to the campus. The first option is the traditional way of deploying guards, and the socond option is to install surveillance cameras. Deploying guards will have an initial investment of Rs$.50$ lakhs to provide basic amenities like structures, vehicles and other necessities. Salary to the security guards is estimated at Rs$.500$ lakhs per annum, which increases by $10\%$ from the second year onwards. An agreement can be entered for $10$ years with the security service providing agency at the stated costs. The second alternative of installing surveillance cameras has an initial investment of Rs$.1000$ lakhs and an annual operation and maintenance expenditure of Rs$.100$ lakhs, monitoring personnel salary at Rs$.100$ lakhs per annum, which increases by $10\%$ per annum from the second year onwards. The life of the surveillance camera is $5$ years, and the salvage value is Rs$.25$ lakhs. At an $8\%$ effective annual rate of interest, using annual worth, suggest which alternative should be selected.