Showcase Co., a furniture wholesaler, sells merchandise to Balboa Co. on account, $35,000, terms n/30. The cost of the goods sold is $21,000. Showcase issues a credit memo for $6,300 for merchandise returned prior to Balboa paying the original invoice. The cost of the merchandise returned is $3,800. Question Content Area a. Journalize Balboa Co.'s entry for the purchase. blank - Select - - Select - Question Content Area b. Journalize Balboa Co.'s entry for the return of the merchandise for credit. blank - Select - - Select - Question Content Area c. Journalize Balboa Co.'s entry for the payment of the invoice. blank - Select - - Select -