Fox Co. is considering an investment that will have the following sales, variable costs, and fixed operating costs: Year 1 Year 2 Year 3 Year 4 Unit sales 4,200 4,100 4,300 4,400 Sales price $29.82 $30.00 $30.31 $33.19 Variable cost per unit $12.15 $13.45 $14.02 $14.55 Fixed operating costs $41,000 $41,670 $41,890 $40,100