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Take/Reject a Special Order A company can manufacture a part for $25 per unit, which includes direct materials of $9, direct labor of $6, variable manufacturing overhead of $3, and fixed manufacturing overhead of $7. Productive capacity is 30,000 units annually. The normal sales price is $36 per unit and the company is selling 23,000 units at that price. A foreign buyer offers to buy 2,000 units at $20 per unit. Accepting the order will: Lower operating income by $4,000 Lower operating income by $10,000 Leave operating income unchanged Increase operating income by $4,000 Increase operating income by $10,000