A parent volunteer group is raising money by making custom hats to sell at school activities. They plan to sell the hats for $12. Each hat costs $6 to make. They spent $50 for advertising. Use n to represent the number of hats they sell. Multiply this by the money they make for each hat, then subtract the advertising cost. Which expression represents the money that the group raises? A. 12 - 6n - 50 O B. (12-6) n - 50 O C. 12n – 6-50 O D. 50 – (12 – 6)