Harvey Automobiles uses a standard part in the manufacture of several of its trucks. The cost of producing 60,000 parts is $150,000, which includes fixed costs of $90,000 and variable costs of $60,000. The company can buy the part from an outside supplier for $3.1 per unit, and avoid 30% of the fixed costs. Assume that factory space freed up by purchasing the part from an outside source can be used to manufacture another product that can be sold for $15,000 profit. If Harvey Automobiles makes the part, what will its operating income be? OA. $84,000 less than if the company bought the part B. $84,000 greater than if the company bought the part OC. $234,000 greater than if the company bought the part OD. $78,000 greater than if the company bought the part