Abbey Co. sold merchandise to Gomez Co. on account, $29,400, terms 2/15, net 45. The cost of the goods sold was $14,166. Abbey Co. issued a credit memo for $3,500 for merchandise returned that originally cost $1,329. Gomez Co. paid the invoice within the discount period. What is the amount of gross profit earned by Abbey Co. on the above transactions? Oa. $3,500 Ob. $12,837 Oc. $15,975 Od. $12,545