Wells Technical Institute (WTI), a school owned by Tristana Wells, provides training to individuals who pay tuition directly to the school. WTI also offers training to groups in off-site locations. WTI initially records prepaid expenses and unearned revenues in balance sheet accounts. Its unadjusted trial balance as of December 31 follows along with descriptions of items a through h that require adjusting entries on December 31. Additional Information Items a. An analysis of WTI's insurance policies shows that $3,468 of coverage has expired. b. An inventory count shows that teaching supplies costing $3,006 are available at year-end. c. Annual depreciation on the equipment is $13,871. d. Annual depreciation on the professional library is $6,936. e. On September 1. WTI agreed to do five courses for a client for $2.800 each. Two courses will start immediately and finish before the end of the year. Three courses will not begin until next year. The client paid $14,000 cash in advance for all five courses on September 1, and WTI credited Unearned Training Fees. f. On October 15, WTI agreed to teach a four-month class (beginning immediately) for an executive with payment due at the end of the class. At December 31, $10,048 of the tuition has been earned by WTI. g. WTi's two employees are paid weekly. As of the end of the year, two days' salaries have accrued at the rate of $100 per day for each employee. h. The balance in the Prepaid Rent account represents rent for December. Unadjusted Trial Balance December 31 Credit Debit $ 26,189 0 10,071 15, 110 2,015 30,217 $ 9,066 99,000 Cash Accounts receivable Teaching supplies Prepaid insurance Prepaid rent Professional library Accumulated depreciation-Professional library Equipment Accumulated depreciation-Equipment Accounts payable Salaries payable Unearned training fees Common stock Retained earnings Dividends Tuition fees earned Training fees earned Depreciation expense-Professional library Depreciation expense-Equipment Salaries expense Insurance expense Rent expense Teaching supplies expense Advertising expense Utilities expense Totals 16,117 21,000 0 14,000 22,902 82,000 40, 291 102,740 38,275 0 0 48, 350 0 22,165 0 7,051 5, 641 $ 306, 100 $306, 100 2-a. Post the balance from the unadjusted trial balance and the adjusting entries in to the T-accounts. 2-b. Prepare an adjusted trial balance