Nathan Industries had a remaining debit balance of $20,000 in its under-and overapplied factory overhead account at year-end. It also had year-end balances in the following accounts: Prepare the closing entry for the $20,000 of underapplied over-head, assuming that the balance is not considered to be material. Prepare the closing entry for the $20,000 of underapplied over-head, assuming that the balance is considered to be material