As of December 31,20 xx7,ABC Co. had total assets of $20,000,000, total owners' equity of $4,000,000. During 20 X7,ABC Co. had total revenues of $5,000,000 and total expenses of $3,900,000. As of December 31,20 xx7, what were ABC Co.'s total liabilities? $1,100,000 $19,900,000 $16,900,000 $16,000,000