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Well formed XML document means

  1. it contains a root element

  2. it contain an element

  3. it contains one or more elements

  4. must contain one or more elements and root element must contain all other elements
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D Correct answer
Explanation

A well-formed XML document must have exactly one root element that contains all other elements. This hierarchical structure ensures the document can be properly parsed. The root element acts as the container for the entire document content.

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