<p>One of Android's missions is to organize the world's information and make it universally accessible and useful. Accessibility is the measure of how successfully a product can be used by people with varying abilities. Our mission applies to all users-including people with disabilities such as visual impairment, color deficiency, hearing loss, and limited dexterity.</p>
<p>In some situations, when a user invokes an action in your app, it's a good idea to <em>confirm</em> or <em>acknowledge</em> that action through text.</p>
