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. Business Solutions had the following transactions and ovents in December 2021. Decenber 2. Paid 5975 cash to Millaide Mall for Dusiness Bolutions's share of mal1 advertiaing conks. Decenber 3 - Pald $400 cash for ninor repairs to the company's conputer. Decepber 4 Hecelved $5,450 cash fron Alex's Engineering Coepany tor the receivable fron Novenber. Decenber 10 Paid eash to Iyo Addie for nix days of work at the rate of 8110 por day. Decerber 14 Motified by Alex' = Enginearing Cospany that lausiness solutions' i bid of 37,100 an a proposed project has been aceepted. Alex'n paid a $1,700 cash advance to Business solutions, Decenber 15 Purehased $2,000 of computer supplies on eredit fron Harris office Produets. Decenber 16 sent a reninder to Coeez Conpany to pay the fee for servicen recorded an Noverber 9. Decenter 20 coepleted a project for Liu Corporation and recelved $6.225 cash. Business Solutions had the following transactions and events in December 2021. December 2 Paid $975 cash to aillside Mal1 for Business Solutions's share of mall advertising costs. December 3 Paid $400 cash for minor repaira to the company' 5 computer. December 4 Received $4,450 cash from Alex's Engineering Company for the receivable from November. December 10 . Paid cash to Lyn Addie for six days of work at the rate of $110 per day. December 14 Notified by Alex's Engineering Company that Business Solutions's bid of $7,100 on a proposed project been accepted. Alex's paid a $1,700 cash advance to Business Solutions. December 15 Purchased $2,000 of computer supplies on credit from Harris office Products. Decemper 16 Sent a reminder to Gomez Company to pay the fee for services recorded on November 8 . December 20 Conpleted a project for Liu Corporation and received $6,225cash. December 22-26 Took the week off for the holidays. December 28 Received $3,300 cash from Gomez Company on its receivable. Decenber 29 Reimbursed S. Rey for business autonobile mileage (400miles at $0.26 per mile). December 31 Paid $1,400 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 $660 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 $110 per day. d. The computer system, acquired on October 1 , is expected to have a four-year life with no salvage value. e. 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 cntries to the accounts in the ledger. 2-a. Prepare adjusting entries to reflect a through f. 2-b. Post the journal entries to record each of the 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 Docember 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 . Prepare journal entries to record each of the December transactions. Post those entries to the accounts in the ledger. (If no entry is required for a transaction/event, select "No journal entry required" in the first account field.) Journal entry worksheet Paid $975 cash to Hillside Mall for Business Solutions's share of mall advertising costs. Note: Enter debits before credits