On the basis of the following data, what is the proper adjusting entry for June 30, the end of the fiscal year? . Supplies account balance before adjustment, $1 900 Supplies physical inventory on June 30, $750 . Debit Supplies $750; credit Supplies Expense $750 Debit Supplies Expense $750; credit Supplies $750 Debit Supplies Expense $1 900; credit Supplies $1 900 O Debit Supplies $1 900; credit Supplies Expense $1 900 Debit Supplies Expense $1 150; credit Supplies $1 150