Required information [The following information applies to the questions displayed below.] Wells Technical Institute (WTI) 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 $2,674 of coverage has expired. b. An inventory count shows that teaching supplies costing $2,318 are available at year-end. c. Annual depreciation on the equipment is $10,698. d. Annual depreciation on the professional library is $5,349. e. On September 1, WTI agreed to do five training courses for a client for $2,500 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 $12,500 cash in advance for all five training courses on September 1, and WTI credited Unearned Revenue. 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, $6,903 of the tuition revenue 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. WELLS TECHNICAL INSTITUTE Unadjusted Trial Balance December 31 Cash Accounts receivable Teaching supplies Debit $ 26,189 Credit 0 10,071 Prepaid insurance 15,110 Prepaid rent 2,015 Professional library 30,217 Accumulated depreciation-Professional library $ 9,066 Equipment 98,000 Accumulated depreciation-Equipment Accounts payable 16,117 23,000 Salaries payable 0 Unearned revenue Common stock 12,500 27,402 Retained earnings Dividends Tuition revenue Training revenue Depreciation expense-Equipment Salaries expense Insurance expense 76,000 40,291 102,740 38,275 Depreciation expense-Professional library 0 0 48,350 0 Rent expense Teaching supplies expense Advertising expense Utilities expense Totals 22,165 0 7,051 5,641 $ 305,100 $ 305,100 Required: 1. Prepare the necessary adjusting journal entries for items a through h. Assume that adjusting entries are made only at year-end.