Clay Earth Company sells ceramic pottery at a wholesale price of $6.00 per unit. The variable cost of manufacture is $2.25 per unit. The fixed costs are $7,900 per month. It sold 4,400 units during this month. Calculate Clay Earth's operating income (loss) for this month.

Clay Earth Company sells ceramic pottery at a wholesale price of $6.00 per unit. The variable cost of manufacture is $2.25 per unit. The fixed costs are $7,900 per month. It sold 4,400 units during this month. Calculate Clay Earth's operating income (loss) for this month. A. ($8,600) B. ($7,900) C. $18,500 D. $8,600