Clear Sky Sailmakers manufactures sails for sailboats. The company has the capacity to produce 15,000 sails per year, but is currently producing and selling 10,000 sails per year. The following information relates to current production: Sale price per unit $1,050 Variable costs per unit: Manufacturing Marketing and administrative $615 $150 Total fixed costs: Manufacturing Marketing and administrative $750,000 $200,000 if Clear Sky Sailmakers accepts a special order for 300 sails at a price of $650 per unit, fixed costs remain unchanged, and no variable marketing and administrative costs will be incurred for this order, how would operating income be affected? (NOTE: Assume regular sales are not affected by the special order.) Select one A Decrease by $63,000 B. Increase by $195,000 C. Increase by $13,500 D. Decrease by $13,500