Hi I need help with this

Question

The img elements for the thumbnails in the code that follows are coded within the <a> elements

<main>

    <h1>Image Swap</h1>

    <p>Click on an image to enlarge.</p>

    <ul id="image_list">

        <li><a href="images/pic1.jpg" title="dogs">

            <img src="thumbnails/t1.jpg" alt=""></a></li>

        <li><a href="images/pic2.jpg" title="cats">

            <img src="thumbnails/t2.jpg" alt=""></a></li>

    </ul>

    <h2 id="caption">Animals</h2>

    <p><img id="main_image" src="images/pic1.jpg" alt=""></p>

</main>

A)so the user can swap the main image by pressing Enter when a thumbnail has the focus

B)so the application is easy to use by the motor-impaired

C) all of the others.

D) so the user can access the thumbnail links by pressing the Tab key

Answer 1

D) so the user can access the thumbnail links by pressing the Tab key.