ExpertNet Systems is a start-up company that makes connectors for high-speed Internet connections. The company has budgeted variable costs of $120 for each connector and fixed costs of $5,500 per month. ExpertNet's static budget predicted production and sales of 100 connectors in August, but the company actually produced and sold only 70 connectors at a total cost of $22,000. ExpertNet's total flexible budget cost for 70 connectors per month is O A. $8,400. OB. $12,000. OC. $13,900. OD. $22,000