XML 240 XML I Tutorial 4 Working with Advanced Schemas Review Assignments u Data Files needed for the Review Assignments: coursetxt.css, coursetxt.xsd, psattxt.xml, sessionstxt.css, Gabby would like your help with creating another compound document and styling it with CSS. She would like to create a document that combines the description of a single course, using the course vocabulary, with a list of session descriptions for that course, using the sessions vocabulary. She then wants to apply the course.css and sessions.css styles to the content to produce formatted content in a web browser. Figure 4-29 shows a preview of the completed document. U tag through the closing tag, and then in psat.xml, paste the copied content directly before the closing tag. Save the file as psatsessions.xml. Close the sessions.xml file. 3. In psatsessions.xml, in the opening tag, keep the attribute and value that declare the XML Schema namespace, and then edit the attributes to declare the namespace http://example.com/hi http:Jlexample.com/higheredtestprep/sessionss for the sessions vocabulary, and specify the location of the course.xsd schema file. Specify the prefix crs for the course namespace and the prefix ses for the sessions namespace. In the opening tag, remove all attributes s for the course vocabulary, declare the namespace XML 240 XML I Tutorial 4 Working with Advanced Schemas Review Assignments u Data Files needed for the Review Assignments: coursetxt.css, coursetxt.xsd, psattxt.xml, sessionstxt.css, Gabby would like your help with creating another compound document and styling it with CSS. She would like to create a document that combines the description of a single course, using the course vocabulary, with a list of session descriptions for that course, using the sessions vocabulary. She then wants to apply the course.css and sessions.css styles to the content to produce formatted content in a web browser. Figure 4-29 shows a preview of the completed document. U tag through the closing tag, and then in psat.xml, paste the copied content directly before the closing tag. Save the file as psatsessions.xml. Close the sessions.xml file. 3. In psatsessions.xml, in the opening tag, keep the attribute and value that declare the XML Schema namespace, and then edit the attributes to declare the namespace http://example.com/hi http:Jlexample.com/higheredtestprep/sessionss for the sessions vocabulary, and specify the location of the course.xsd schema file. Specify the prefix crs for the course namespace and the prefix ses for the sessions namespace. In the opening tag, remove all attributes s for the course vocabulary, declare the namespace