PacRim Careers provides training to individuals who pay tuition directly to the business. The business also offers extension training to groups in off$-$site locations. Additional information available at the December $31,2023,$ year$-$end follows:

An analysis of the company$$s policies shows that $$1,230$ of insurance coverage has expired.

An inventory shows that teaching supplies costing $$430$ are on hand at the end of the year.

The estimated annual depreciation on the equipment is $$7,750$

The estimated annual depreciation on the professional library is $$4,410.$

The school offers off$-$campus services for specific employers. On November $1,$ the company agreed to do a special six$-$month course for a client. The contract calls for a monthly fee of $$830,$ and the client paid the first five months' revenue in advance. When the cash was received, the Unearned Extension Revenue account was credited.

On October $15,$ the school agreed to teach a four$-$month class for an individual for $$1,180$ tuition per month payable at the end of the class. The services to date have been provided as agreed, but no payment has been received.

The school's two employees are paid weekly. As of the end of the year, three days' wages have accrued at the rate of $$120$ per day for each employee.

The balance in the Prepaid Rent account represents the rent for three months: December, January, and February.

PACRIM CAREERS

Trial Balances

December $31,2023$

Unadjusted Adjusted

Trial Balance Adjustments Trial Balance

Account Dr$.$ Cr$.$ Dr$.$ Cr$.$ Dr$.$ Cr$.$

Cash $ $17,800$

Accounts receivable $0$

Teaching supplies $6,300$

Prepaid insurance $1,380$

Prepaid rent $6,900$

Professional library $58,800$

Accumulated depreciation, professional library $ $17,640$

Equipment $93,000$

Accumulated depreciation, equipment $31,000$

Accounts payable $2,400$

Salaries payable $0$

Unearned extension revenue $6,100$

Karoo Ashevak, capital $227,000$

Karoo Ashevak, withdrawals $91,000$

Tuition revenue $191,340$

Extension revenue $70,500$

Depreciation expense, equipment $0$

Depreciation expense, professional library $0$

Salaries expense $204,000$

Insurance expense $0$

Rent expense $42,000$

Teaching supplies expense $0$

Advertising expense $13,800$

Utilities expense $11,000$

Totals $ $545,980$ $ $545,980$

Required:

$1.$ Prepare the necessary annual adjusting journal entries at December $31,2023,$ based on $($a$)$ to $($h$)$ above.

$2.$ Complete the adjusted trial balance using the information in $($a$)$ through $($h$)$ above.

$3.$ If the adjustments were not recorded, calculate the over$-$ or understatement of income.

$4.$ Is it ethical to ignore adjusting entries?