Below are the account balances for Cowboy Law Firm at the end of December Accounts Cash Salaries expense Accounts payable Retained earnings Utilities expense Supplies Service revenue Common stock Balances $ 5,100 2,050 3,100 4,050 1,200 13,500 9,000 5,700 Required: Use only the appropriate accounts to prepare an income statement. COWBOY LAW FIRM Income Statement For the Period Ended December 31 ences Expenses: Total expenses