Perform the following three XPath queries on the XML Document below:

 //item[1]: Retrieve the first "item" element 
 //price/text(): Perform an action on each "price" element (print it out)
 //name: Get an array of all the "name" elements
XML Document:

<inventory title="OmniCorp Store #45x10^3">
  <section name="health">
    <item upc="123456789" stock="12">
      <name>Invisibility Cream</name>
      <price>14.50</price>
      <description>Makes you invisible</description>
    </item>
    <item upc="445322344" stock="18">
      <name>Levitation Salve</name>
      <price>23.99</price>
      <description>Levitate yourself for up to 3 hours per application</description>
    </item>
  </section>
  <section name="food">
    <item upc="485672034" stock="653">
      <name>Blork and Freen Instameal</name>
      <price>4.95</price>
      <description>A tasty meal in a tablet; just add water</description>
    </item>
    <item upc="132957764" stock="44">
      <name>Grob winglets</name>
      <price>3.56</price>
      <description>Tender winglets of Grob. Just add water</description>
    </item>
  </section>
</inventory>

<xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
  <xsl:output method="text" />
  <xsl:template match="/">
 
    <!-- 1. first item element -->
    <xsl:text>
The first item element is</xsl:text>
    <xsl:value-of select="//item[1]" />
 
    <!-- 2. Print each price element -->
    <xsl:text>
The prices are: </xsl:text>
    <xsl:for-each select="//price">
      <xsl:text>
      </xsl:text>
      <xsl:copy-of select="." />
    </xsl:for-each>
 
    <!-- 3. Collect all the name elements -->
    <xsl:text>
The names are: </xsl:text>
    <xsl:copy-of select="//name" />
  </xsl:template>  
</xsl:stylesheet>