Assuming the adjusted trial balance amount for each account is normal, place an "x" (lower case) to indicate the financial statement column to which each balance should be extended. And "o" (lower case) for the each column the balance should not be extended to.
Income Statement Balance Sheet
Dr. Cr. Dr. Cr.
Accounts Receivable
Prepaid Insurance
Accum. Depreciation
Salaries Payable
Service Revenue
Salaries Expense
Insurance Expense
Depreciation Expense