4. The company's Accounting Department has determined the break-even point to be 14,000 units per month, computed as follows: Fixed cost per month = $20,000 = 14,000 units Unit contribution margin $30 per unit 0n receiving this gure, the president commented, \"There's something peculiar here. The comptroller says that the break-even point is 14,000 units per month. Yet we sold only 13,000 units in May, and the income statement we received showed a $2,000 prot. Which gure do we believe?\" Prepare a brief explanation of what happened on the May income statement