On September 12, Ryan Company sold merchandise in the amount of $6,000 to Johnson Company, with credit terms of 2/10, n/30. The cost of the items sold is $4,100. Ryan uses the periodic inventory system and the net method of accounting for sales. On September 14, Johnson returns some of the merchandise. The selling price of the merchandise is $520 and the cost of the merchandise returned is $360. Johnson pays the invoice on September 18, and takes the appropriate discount. The journal entry that Ryan makes on September 18 is:

• Cash	6,000
  Accounts receivable		6,000

• Cash	5,370
  Accounts receivable		5,370

• Cash	5,370
  Sales discounts	110
  Accounts receivable		5,480

• Cash	5,880
  Accounts receivable		5,880

• Cash	5,880
  Sales discounts	120
  Accounts receivable		6,000