You are working with the following XML code snippet. You have this line in your XSLT code xsl:value-of-select="//car/make"/>. What does it display?

<cars>
    <car>
        <make>Cadillac
            <model>Escalade</model>
            <price year="2007">$20,000</price>
        </make>
    </car>
</cars>