please answer the question .

Two alternatives are proposed for a project. Their cash flows are shown. First cost,$ 5,300 10,700 Uniform annual benefits, $ 1,800 2,100 Useful life, yrs 4 8 a. Select the best alternative using UNIFORM ANNUAL technique b.Select the alternative using the ROR method assuming an MARR of 10% per year. In both cases please follow the model used in-class. ad i@ what B-co