It costs Homer's Manufacturing $0.95 to produce baseballs and Homer sells them for $7 a piece. Homer pays a sales commission of 5% of sales revenue to his sales staff. Homer also pays $17,000 a month rent for his factory and store, and also pays $77.000 a month to his staff in addition to the commissions. Homer sold 72.500 baseballs in June. If Homer prepares a contribution margin income statement for the month of June, what would be his contribution margin? OA. $94.250 O B. $601,750 O C. $507,500 O D. $413.250 IS