Analyze the code below:
1. <?xml version="1.0" encoding="ISO-8859-1" ?>
2. <rss version="2.0">
3. <channel>
4. <title>Home Page</title>
5. <link>http://www.expertrating.com</link>
6. <description>Free web building tutorials</description>
7. <copyright>Copyright</copyright>
8. <item>
9. <title>RSS Tutorial</title>
10. <link>http://www.expertrating.com/rss</link>
11. <description>New RSS tutorial</description>
12. </item>
13. </channel>
14. <channel>
15. <item>
16. <title>XML Tutorial</title>
17. <link>http://www.expertrating.com/xml</link>
18. <description>New XML tutorial</description>
19. </item>
20. </channel>
21.</rss>
What is the error in the above code?

More than one item> element cannot exist in an RSS feed.

More than one <channel> element cannot exist in an RSS feed.

The version attribute of the <rss> element is incorrect.

<copyright> is not a sub-element of the <channel> element.

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