The ledger of Lentz Company includes the following unadjusted balances: Prepaid Insurance $4,300, Service Revenue $57,100, and Salaries and Wages Expense $25,500. Adjusting entries are required for (a) expired insurance $1,500; (b) services performed $1,000, but unbilled and uncollected; and (c) accrued salaries payable $900. Enter the unadjusted balances and adjustments into a worksheet and complete the worksheet for all accounts