4. Higgins Company prepares monthly financial statements. Below are listed some selected accounts and their balances in the September 30 trial balance before any adjustments have been made for the month of September. Higgins Company Trial Balance (Selected Accounts) September 30, 2016 Supplies Prepaid Insurance. Equipment... Accumulated Depreciation-Equipment. Unearned Rent Revenue Debit Credit $ 3,200 4,200 16,200 $1,000 1,200 (Note: Debit column does not equal credit column because this is a partial listing of selected account balances) An analysis of the account balances by the company's accountant provided the following additional information: 1. A physical count of supplies revealed $1,400 on hand on September 30. 2. A two-year life insurance policy was purchased on June 1 for $3,600. 3. Equipment depreciated $3,300 per year. 4. The amount of rent received in advance that remains unearned at September 30 is $700. Instructions Using the above additional information, prepare the adjusting entries that should be made by Higgins Company on September 30