Which HTML markup creates a table with three columns and two rows?

The choice indicating a table with three columns and two rows is the correct option because it accurately describes the HTML structure necessary to create a table with the specified dimensions.

In HTML, a table is defined using the <table> tag, with each row represented by the <tr> tag. Within each row, individual cells are created using the <td> tag for standard data cells or <th> for header cells.

To fulfill the requirement of having three columns and two rows, you would structure the HTML as follows:

<table>
    <tr>
        <td>Cell 1</td>
        <td>Cell 2</td>
        <td>Cell 3</td>
    </tr>
    <tr>
        <td>Cell 4</td>
        <td>Cell 5</td>
        <td>Cell 6</td>
    </tr>
</table>

In this example, the first <tr> creates one row with three <td> elements, thus forming the first row of the table. The second <tr> does the same, resulting in the creation of a total of two rows, with each row containing three columns.

The other choices do not