Infinity Clock Company prepared the following static budget for the year: Static Budget Units/Volume Sales Revenue Variable Costs Contribution Margin Fixed Costs Operating Income/(Loss) 7,000 Per Unit $7 $49,000 1 7,000 42,000 4,000 $38,000 If a flexible budget is prepared at a volume of 10,000 units, calculate the amount of operating income. The production level is within the relevant range. A. $56,000 B. $10,000 C. $38,000 D. $4,000