For the month of July, Acme Pest Control had sales of $28,000, cost of goods sold of $14,000, selling expenses of $3,500, depreciation of $2,000, marketing expense of $4,000, interest expense of $2,000 a tax rate of 20% purchased a van for $35,000. What was their operating income? $4,500 0 $14,000 $2,500 -$49,000