The Railway Company accumulates the following adjustment data as of December 31.

1.	Revenue of $1,100 collected in advance has been recognized.
2.	Wages of $600 are not paid.
3.	Prepaid rent totaling $400 is due.
4.	Supplies of $550 have been used.
5.	Revenue recognized but not billed is $750.
6.	Utility charges of $300 are not paid.
7.	Interest of $250 has accrued on a note payable.

Instructions:

1. The type of adjustment (prepaid expense, unearned revenue, accrued revenue, or accrued expense).

2. The account relationship (asset/liability, liability/revenue, etc.).

3. The status of account balances before adjustment (understatement or overstatement).

4. The adjusting entry.