A 7-year project is expected to generate annual sales of 8,200 units at a price of $69 per unit and a variable cost of $40 per unit. The equipment necessary for the project will cost $261,000 and will be depreciated on a straight-line basis over the life of the project. Fixed costs are $155,000 per year and the tax rate is 40 percent. How sensitive is the operating cash flow to a $1 change in the per unit sales price? 0 O 4,920 4,428 O 3,137 O 2,706 O 3,567