Below are the account balances for a company at the end of December. Cash $3,600 Salaries expense 1,300 Accounts payable 1,600 Retained earnings 4,700 Utilities expense 1,100 Supplies 12,000 Service revenue 7,500 Common stock 4,200 Use only the appropriate accounts to prepare an income statement. Income Statement for the Period Ended December 31 Revenue Expenses Utilities Total Expenses Net Income