After the success of the company's first two months, Santana Rey continues to operate Business Solutions. The November 30, 2021, unadjusted trial balance of Business Solutions (reflecting its transactions for October and November of 2021) follows. Number Account Title Debit Credit 101 Cash $ 38,784 106 Accounts receivable 12.718 126 Computer supplies 2,645 128 Prepaid insurance 2. 160 131 Prepaid rent 3.120 153 Office equipment 8.200 154 Accumulated depreciation-office equipment $0 157 Computer equipment 21,200 158 Accumulated depreciation - Computer equipment 0 201 Accounts payable 210 Wages payable 0 236 Unearned computer Services revenue 307 Common stock 69,000 318 Retained eaming 0 319 Dividends 6.100 403 Computer services revenue 31.514 612 Depreciation expense-Office equipment 0 613 Depreciation expense Computer equipment 623 Wages expense 2.300 Insurance expense 0 640 Rent expense 0 652 Computer supplies expense 0 Advertising expense 1,728 Mileage expense 614 677 Miscellaneous expenses 180 Repairs expense-Computer 785 Income summary Totals $ 100,514 $ 100,514 Business Solutions had the following transactions and events in December 2021 December 2 Paid $1,025 cash to Hillside Mall for Business Solutions's share of mal advertising costs. December 3 Paid $460 cash for minor ropals to the company's computer December 6 Received $4,550 cash from Alex's Engineering Company forthe receivable from November December 14 Notified by Ales Engineering Company na Blende: Sautiore's bid of $8,000 on a proposed project has been accepted. Alex's paid a $2,000 cash advance to Business Solutions December 15 Purchased $1,900 of computer supplies on credit from Harris Office Products December 16 Sert a reminder to Gomez Comparty to pay the fee for services recorded on November 8. December 20 Completed a project for Liu Corporation and received $5,875 cash. December 22-26 Took the week all for the holidays. December 28 Received $3,900 cash from Gomez Company on its receivable. December 29 Reimbursed S. Roy for business automobile mileage (500 miles at $0.25 por mile) December 31 Paid $1,300 cash for dividends. The following additional facts are collected for use in making adjusting entries prior to preparing financial statements for the company's first three months a. The December 31 inventory count of computer supplies shows $680 still available. b. Three months have expired since the 12-month insurance premium was paid in advance. c. As of December 31, Lyn Addie has not been paid for four days of work at $105 per day. d. The computer system, acquired on October 1, is expected to have a four-year life with no salvage value. The office equipment, acquired on October 1, is expected to have a five-year life with no salvage value. f. Three of the four months prepaid rent have expired. Required: 1. Prepare journal entries to record each of the December transactions. Post those entries to the accounts in the ledger. 2-b. Post the journal entries to record each of one December transactions, adjusting entries to the accounts in the ledger. 3. Prepare an adjusted trial balance as of December 31, 2021. 4. Prepare an income statement for the three months ended December 31, 2021. 5. Prepare a statement of retained earnings for the three months ended December 31, 2021. 6. Prepare a classified balance sheet as of December 31, 2021. 7. Record the necessary closing entries as of December 31, 2021. 8. Prepare a post-closing trial balance as of December 31, 2021