The accounting records of Mackay Architects include the following selected, unadjusted balances at March 31: Accounts Receivable, $1,500; Office Supplies, $700; Prepaid Rent, $2,240; Equipment, $8,000; Accumulated Depreciation-Equipment, $0; Salaries Payable, $0; Unearned Revenue, $900; Service Revenue, $4,100; Salaries Expense, $800; Supplies Expense, $0; Rent Expense, $0; Depreciation Expense-Equipment, $0. The data developed for the March 31 adjusting entries are as follows: a. Service revenue accrued, $700. b. Unearned revenue that has been earned, $100. c. Office Supplies on hand, $300. d. Salaries owed to employees, $200. e. One month of prepaid rent has expired, $560. f. Depreciation on equipment, $120. Requirements 1. Open a T-account for each account using the unadjusted balances given. 2. Journalize the adjusting entries using the letter and Marel'1 date in the date column. 3. Post the adjustments to the T-accounts, entering each adjustment by letter. Show each account's adjusted balance