please answer both parts

Required information [The following information applies to the questions displayed below.] 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 $2,807 of coverage has expired. b. An inventory count shows that teaching supplies costing $2,433 are available at year-end. c. Annual depreciation on the equipment is $11,227. d. Annual depreciation on the professional library is $5,614. e. On September 1, WTI agreed to do five courses for a client for $2,600 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 $13,000 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, $7,298 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. WELLS TECHNICAL INSTITUTE Unadjusted Trial Balance December 311 Debit Credit Cash $ 26,340 Accounts receivable Teaching supplies Prepaid insurance 0 10,129 15,197 Prepaid rent 2,027 Professional library Accumulated depreciation-Professional library 30,391 $9,119 Equipment Accumulated depreciation-Equipment 96,000 Accounts payable. 16,210 Salaries payable 24,000 Unearned training fees 0 13,000