Dear savior, please help me with these journals

Data table More info Adjustment data at December 31 follow: a. On December 15 , Arlington contracted to perform services for a client receiving $3,000 in advance. Arlington recorded this receipt of cash as Unearned Revenue. As of December 31, Arlington has completed $1,600 of the services. b. Arlington prepaid two months of rent on December 1. (Assume the Prepaid Rent balance as shown on the unadjusted trial balance represents the two months of rent prepaid on December 1.) c. Arlington used $450 of office supplies. d. Depreciation for the equipment is $700. e. Arlington received a bill for December's onlte advertising, $1,000. Arlington will not pay the bill until January. (Use Accounts Payable.) f. Arlington pays its employees on Monday for the previous week's wages. Its employees earn $6,500 for a five-day workweek. December 31 falls on Tuesday this year. g. On October 1, Arlington agreed to provide a four-month air system check (beginning October 1) for a customer for $4,000. Arlington has completed the system check every month, but payment has not yet been received and no entries have been made. c. Alington used 545d of otfice uupelies