Concord Corporation has four product lines: sour cream, ice cream, yogurt and butter. The total cost of producing the milk base for the products is $48000, which has been allocated based on the gallons of milk base used by each product. Results for July follow. Sour Ice Cream Yogurt Butter Cream Total 2000 500 400 2000 4900 $10370 $20740 $10370 $20740 $62220 Units sold Revenue Variable departmental costs Fixed costs Net income (loss) 6510 14260 4650 5270 30690 5000 $(1140) 2000 3000 7000 17000 $4480 $2720 $8470 $14530 How much are total joint costs of the products? $14530 O $17000 O $47690 O $30690