After the success of the company's first two months, Santana Rey continues to operate Business Solutions. The November 30, 2021, unadjusted trlal balance of Business Solutions (reflecting its transactions for October and November of 2021) follows. Business Solutions had the following transactions and events in December 2021. Business Solutions had the following transactions and events in December 2021. December 2 Paid $1, cash to Hillside Mall for Business Solutions's share of mall advertising costs. December 3 Paid $47 cash for minor repairs to the company's computer. December 4 Received $4,25 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 $120 per day. accepted. Alex's paid a $1,800 cash advance to Business Solutions. December 15 Purchased $1,5 of computer supplies on credit from Harris office Products. December 16 Sent a reminder to Gomez Company to pay the fee for services recorded on November 8. December 26 Completed a project for Liu Corporation and received $6,325cash. December 22-26 Took the week off for the holidays. December 28 Received $3,300 cash from Gomez Company on its receivable. December 29 Reimbursed 5 . Rey for business automobile mileage (4e0 miles at $0.32 per mile). December 31 Paid $1,20 cash for dividends. The following additional facts are collected for use in making adjusting entrles prior to preparing financlal statements for the company's first three months. a. The December 31 Inventory count of computer supplies shows $590 stlll avallable. b. Three months have expired since the 12 -month Insurance premlum was pald in advance. c. As of December 31, Lyn Addie has not been pard for four days of work at $120 per day. d. The computer system, acquired on October 1 , is expected to have a four-year Ilfe 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' prepald rent have expired. Required: 1. Prepare journal entrles to record each of the December transactions. Post those entrles to the accounts in the ledger. 2-a. Prepare adjusting entries to reflect a through f. 2-b. Post the journal entrles to record each of the December transactions, adjusting entrles to the accounts in the ledger. 3. Prepare an adjusted trlal 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 entrles as of December 31, 2021. 8. Prepare a post-closing trlal balance as of December 31, 2021