Elston Company compiled the following financial information as of December 31, 2017: Service revenue $740,000 Common stock 180,000 Equipment 240,000 Operating expenses 670,000 Cash 210,000 Dividends 60,000 Supplies 30,000 Accounts payable 40,000 Accounts receivable 200,000 Retained earnings, 1/1/17 450,000 Elston's retained earnings on December 31, 2017 are: O $10,000 O $70,000. $460,000 O $520,000. Elston Company compiled the following financial information as of December 31, 2017: Service revenue $740,000 Common stock 180,000 Equipment 240,000 Operating expenses 670,000 Cash 210,000 Dividends 60,000 Supplies 30,000 Accounts payable 40,000 Accounts receivable 200,000 Retained earnings, 1/1/17 450,000 Elston's retained earnings on December 31, 2017 are: O $10,000 O $70,000. $460,000 O $520,000