Answer:
The answer is: debit Accounts Receivable $1,000; credit Sales $1,000; debit Cost of Goods Sold $400; and credit Merchandise Inventory $400
Explanation:
The journal records should be:
Accounts receivable is an asset account, and when assets increase they are debited.
Sales revenue is a revenue account, and when revenue increases it is credited.
COGS is an expense account, and when expenses increase they are debited.
Merchandise inventory is an asset account, and when assets decrease they are credited.