Kingbird, Inc. purchased office supplies costing $7980 and debited Supplies for the full amount. At the end of the accounting period, a physical count of office supplies revealed $2850 still on hand. The appropriate adjusting journal entry to be made at the end of the period would be O debit Supplies, $2850; credit Supplies Expense, $2850. O debit Supplies Expense. $5130; credit Supplies, $5130. O debit Supplies Expense, $2850; credit Supplies, $2850. O debit Supplies, $5130; credit Supplies Expense, $5130. Save for Later