<p>The AT&T Corporation has <b>committed</b> itself to providing timely, high-quality, and consistent service to customers.</p><p><span style="font-size: 13.008px;">The correct answer is </span><span style="font-size: 13.008px;">(A) committed.</span><br></p>
<p>The verb "committed" is the correct answer in this sentence. It is used to show that the AT&T Corporation has made a promise or pledge to provide timely, high-quality, and consistent service to customers. This verb is the most appropriate choice because it aligns with the intention of the company to fulfill its commitment to its customers.</p>
<p>The other options, "submitted," "sponsored," and "composed," do not accurately convey the meaning intended in the sentence. </p><p>"Submitted" means to hand in or present something, which does not fit the context of the sentence. </p><p>"Sponsored" means to support or finance something, which is not applicable in this context. </p><p>"Composed" means to create or form something, which does not convey the idea of making a commitment.</p>