Donovan Consulting became a public company on March 1, 2022, Below is its trial balance before adjustment on March 31. Donovan Consulting Company Trial Balance March 31, 2022 Dr. Cr. Cash Supplies 12,500 13,000 Prepaid Insurance 18,000 Land 200,500 Buildings 380,000 Office equipment 84,000 Accounts payable 12,500 Unearned revenue 6,500 Note payable 240,000 Common stock 400,000 Service revenue 95,000 Salaries and wages expense 30,000 Utilities expense 4,000 Advertising expense 12,000 754,000 754,000 Additional information: 1. The two-year insurance policy was aquired 3/1/22. 2. A. count of supplies shows $5,250 of unused supplies on March 31. 3. Annual depreciation is $18,000 on the building and $15,000 on office equipment. 4. The note is a 5%, 4-year note, with interest payable at the end of the year. (The note was signed on March 1.) 5. $2,500 of revenue that was unearned on March I has been earned by March 31. 6. Salaries of $4,500 earned in March remain unpaid at March 31. Required: a. Journalize the adjusting entries on March 31. b. Prepare a ledger using T-accounts. Enter the trial balance amounts and post the adjusting entries. c. Prepare an adjusted trial balance on March 31, 2022. d. Prepare (1) an income statement and (2) a retained earnings statement for the month of March and (3) a classified balance sheet at March 31. Be sure to include appropriate headings, subtotals, and totals. e. Assuming that Donovan closes the books monthly, prepare closing entries at March 31, 2022. (Add them to the General Journal.)