Cybernet Systems is a start-up company that makes connectors for high-speed Internet connections. The company has budgeted variable costs of $115 for each connector and fixed costs of $4,500 per month. Cybernet's static budget predicted production and sales of 100 connectors in August, but the company actually produced and sold only 75 connectors at a total cost of $18,000. Cybernet's total flexible budget cost for 75 connectors per month is OA. $18,000. OB. $11,500. OC. $13,125. OD. $8,625.