Raven Hair Care, Inc., is a wholesaler of hair supplies. Raven Hair Care uses a perpetual inventory system. The following transactions (summarized) have been selected for analysis: a. Sold merchandise for cash (cost of merchandise $28,797) $51,200 b. Received merchandise returned by customers as unsatisfactory (but in perfect condition), for cash refund (original cost of merchandise $360) 600 c. Sold merchandise (costing $4,750) to a customer, on account with terms 2/10, n/30 10,000 d. Collected half of the balance owed by the customer in (c) within the discount period 4,900 e. Granted an allowance to the customer in (c) 160 Required: 1. Prepare journal entries to record transactions (a) through (e).