Consider the following DTD (Document Type Definition) schema. Which of the following XML documents is valid with respect to this schema?

XML Basics John Doe 19.99 XYZ Publishing

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Consider the following DTD (Document Type Definition) schema. <!ELEMEN...

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Consider the following DTD (Document Type Definition) schema.


    <!ELEMENT book (title, author, price)>
		<!ELEMENT title (#PCDATA)>
		<!ELEMENT author (#PCDATA)>
		<!ELEMENT price (#PCDATA)>

Which of the following XML documents is valid with respect to this schema?


      	<?xml version="1.0" encoding="UTF-8" ?>
        <book>
        <author>John Doe</author>
        <title>XML Basics</title>
        <price>19.99</price>
        </book>


      	<?xml version="1.0" encoding="UTF-8" ?>
        <book>
        <title>XML Basics</title>
        <author>John Doe</author>
        <price>19.99</price>
        <publisher>XYZ Publishing</publisher>
        </book>


      	<?xml version="1.0" encoding="UTF-8" ?>
        <book>
        <title>XML Basics</title>
        <price>19.99</price>
        </book>


      	<?xml version="1.0" encoding="UTF-8" ?>
        <book>
        <title>XML Basics</title>
        <author>John Doe</author>
        <price>19.99</price>
        </book>

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