<p>Clients with <strong>outstanding</strong> bills will not receive further service until the bills are paid.</p><div data-answer="b"><span>The correct answer is (B) outstanding. </span></div><div data-answer="b"><br></div><div data-answer="b"><span>In the given sentence, we are talking about clients who have bills that have not been paid. The word "outstanding" is used to describe something that is due or unpaid. Therefore, clients with outstanding bills are those who have not paid their bills yet. The other options do not fit the context of the sentence. </span></div><div data-answer="b"><br></div><div data-answer="b"><span>(A) debt refers to the total amount of money owed, not specifically unpaid bills. </span></div><div data-answer="b"><span>(C) profitable refers to something that generates profit, which is not relevant in this context. </span></div><div data-answer="b"><span>(D) audited means that something has been examined for accuracy or compliance, which is not relevant to the unpaid bills.</span></div>