Schrute Farm sales buys portable generators for $460 and sells them for $720. He pays a sales commission of 5% of sales revenue to his sales staff. Mr. Schrute pays $2,000 a month rent for his store, and also pays $1, 900 a month to his staff in addition to the commissions. Mr. Schrute sold 200 generators in June. If Mr. Schrute prepares a contribution margin income statement for the month of June, what would be his contribution margin?
A. $99, 200
B. $243, 200
C. $144,000
D. $44, 800