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Mason Co. is evaluating two alternative investment proposals. Below are data for each proposal: The following information was taken from present value tables: All revenue and expenses other than depreciation will be received and paid in cash. The company uses a discount rate of 12% in evaluating all capital investments. Compute the following for each proposal (round payback period to the nearest tenth of a year and round return on average investment to the nearest tenth of a percent): (f) Based on your analysis, which proposal appears to be the best investment