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Schrute Farm Sales buys portable generators for $500 and sells them for $730 He pays a sales commission of 5% of sales revenue to his sales staff Mr. Schrute pays $3,000 a month rent for his store and also pays income? $2,100 a month to his staff in addition to the commissions. Mr. Schrute sold 600 generators in June. If Mr. Schrute prepares a contribution margin income statement for the month of June, what would be his operating OA. $321,900 OB. S121.200 O C. $438,000 OD. $111,000