On December 31, Year 1, Morgan Company had the following normal account balances in its general ledger. Use this information to prepare a trial balance. Land $ 20,250 Unearned revenue 15,400 Dividends 5,400 Prepaid rent 5,850 Cash 58,920 Salaries expense 16,500 Accounts payable 2,280 Common stock 20,000 Operating expense 17,250 Office supplies 1,950 Advertising expense 2,500 Retained Earnings, 1/1/Year 1 15,430 Service revenue 82,280 Accounts receivable 6,770