Comparison Question

<p>This comparison looks right to me. Why is the answer not E, however?</p>

<p><a href="http://i.minus.com/jbaRv4xvTo2qka.png%5B/url%5D"&gt;http://i.minus.com/jbaRv4xvTo2qka.png&lt;/a&gt;&lt;/p>

<p>hmmmm
i guess cuz THAT refers to visitors, so THOSE should have been used instead</p>

<p>Mightygiant is correct.
It should be "those".</p>

<p>yup, took me a couple read through's to see the mistake, but it should be "than those of"</p>