Multiple choice technology web technology

What is a correct way of referring to a stylesheet called "mystyle.xsl" ?

  1. <?xml-stylesheet type="text/xsl" href="mystyle.xsl" ?>

  2. <stylesheet type="text/xsl" href="mystyle.xsl" />

  3. <link type="text/xsl" href="mystyle.xsl" />

  4. None of the above

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A Correct answer
Explanation

XML stylesheets are referenced using a processing instruction with the format . This is the standard way to link an XSL stylesheet to an XML document for transformation or formatting.