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 An analysis of WTI's insurance policies shows that $3,864 of coverage has expired. An inventory count shows that teaching supplies costing $3,349 are available at year-end. Annual depreciation on the equipment is $15,458. Annual depreciation on the professional library is $7,729. On September 1, WTI agreed to do five courses for a client for $2,200 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 $11,000 cash in advance for all five courses on September 1, and WTI credited Unearned Training Fees. 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, $13,500 of the tuition has been earned by WTI. 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. The balance in the Prepaid Rent account represents rent for December. WELLS TECHNICAL INSTITUTE Unadjusted Trial Balance December 31 Debit Credit Cash $ 26,793 Accounts receivable 0 Teaching supplies 10,304 Prepaid insurance 15,458 Prepaid rent 2,062 Professional library 30,913 Accumulated depreciationProfessional library $ 9,275 Equipment 72,119 Accumulated depreciationEquipment 16,489 Accounts payable 37,431 Salaries payable 0 Unearned training fees 11,000 T. Wells, Capital 65,539 T. Wells, Withdrawals 41,220 Tuition fees earned 105,108 Training fees earned 39,158 Depreciation expenseProfessional library 0 Depreciation expenseEquipment 0 Salaries expense 49,464 Insurance expense 0 Rent expense 22,682 Teaching supplies expense 0 Advertising expense 7,214 Utilities expense 5,771 Totals $ 284,000 $ 284,000 Required: 1. Prepare the necessary adjusting journal entries for items a through h. Assume that adjusting entries are made only at year-end.