What do you use to create an unordered list in HTML?

To create an unordered list in HTML, the correct element is <ul>. This tag is specifically designed for unordered lists, which present list items with bullet points rather than numbers. Each item in the unordered list is wrapped with the <li> tag, which stands for "list item."

For example, an unordered list would be structured like this:

<ul>
    <li>Item 1</li>
    <li>Item 2</li>
    <li>Item 3</li>
</ul>

In this example, the items "Item 1," "Item 2," and "Item 3" will be displayed with bullet points. The use of <ul> is essential since it indicates that the list does not have a definitive order, which is a crucial feature of unordered lists.

The other options presented do not represent valid HTML tags for creating unordered lists. <ol> is used for ordered lists, which display items in a numbered format. <list> is not a recognized HTML element at all, and <item> is incomplete and not valid for defining elements in a list structure.