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3. (5 Marks) Two investment alternatives are under consideration. Alternative A requires an initial investment of $10,000 and will generate net annual returns of $6000 per year for 3 years; it will have a $900 salvage value at the end of its useful life of 3 years. Alternative B also requires an initial investment of $25,000; and will generate net annual returns of $12,000 per year for 6 years and it will have a $5000 salvage value at the end of its useful life of 6 years. If the two alternatives are considered, using an annual worth comparison with a MARR of 10% per year, which would be preferred, assuming the repeatability assumptions hold