E3-22 Journalizing adjusting entries Consider the following independent situations at December 31: a. On July 1, a businesscollcted S6,600 rent in advance, debiting Cash and credit- On ing Unearned Revenue. The tenant was paying one year's rent in advance. December 31, the business must account for the amount of rent it has earned. b. Salaries expense is $1,300 per day-Monday through Friday-and the business pays employees each Friday. This year, December 31 falls on a Thursday C. The unadjusted balance of the Office Supplies account is $2,600. Office supplies on hand total $1,800. d. Equipment depreciation was $200. e. On October 1, when the business prepaid $6,000 for a two-year insurance policy the business debited Prepaid Insurance and credited Cash. Journalize the adjusting entry needed on December 31 for each situation. Use the letters to label the journal entries